J O U R N A L 3. E. ARMSTRONQ, Ph.D., F.R.S. WYNDHABI R. DUNSTAK, M.A., F.R.S. F. S. KIYPINQ, D.Sc. R. MELDOLA, F.R.S. HUGO MULLER, Ph.D., F.R.S. W. H. PEBKIN, LL.D., F.R.S. OF W. J. RUSSELL, Ph.D., F.R.S. J. MILLAR THONSON, F.R.S.E. T. E. THORPE, Ph.D., F.R.S. W. A. TILDEN, D.Sc., F.R.S. J. WALKER, D.Sc., Ph.D. THE CHEMICAL SOCIETY. C. F. BAPEB, Ph.D., B.Sc. D. BEKDIX. A. G.BLOXAM. C. €I. BOTHAMLEY. B. H. BXOUGH. H. G;. COLMAN, Ph.D. H. CROMPTON. L. DE KONINGH. W. D. HALLIBURTON, M.D., B.Sc., A. HARDEN, M.Sc., P1i.D. L. 3%. JOSES, B.Sc. F. S. KIPPIKQ, Ph.D., D.Sc. A. R. LINQ. I). A. LOUIS. F.R.S. ABSTRACTS OF PAPERS ON PHYSICAL, INORGANIC, MINERAL0 GICAL, PHYSIOLOGICAL, AGRICULTURAL, AX’D ANALYTICAL CHEMISTRY. N. H. J. MILLER, P1l.D. G. T. MOODY, D.8c. J. M. H. MUNRO, D.Sc.T. G. NICHOLSON. W. J. POPE. E. W. PEEVOST, P1l.D. E. C. ROSSITER. R. ROUTLEDQE, 13.S~. 35. J. SALTER. W. TATE. L. T. THORNE, Pl1.D. J. B. TINGLE, Ph.D. J. WADE, B.Sc. (JN. W.) J. WALKER, D.Sc., Ph.D. (J. W.) 1894. Vol. LXVI. Part 11. L O N D O N : GURNEY & JACKSON, 1, YATERNOSTEB ROW. 1894.LONDON : HARRIEOPT AN.G SOBS, PRINTERS IX ORDINARY TO HER MAJESTY, ST. NABTIN’S LANE.C 0 N T E N T S . ABSTRACTS OF PAPERS PC'BLISHED I N OTEER JOURNALS :- PART I1 . Generat and Physical Chemistry . CARRARA ((3.). ZECCHINI (F.). BBCHAXP (A.). Influence of Halogens on the Optical Values of Double Bonds . . . . . . . . . . . . . Abnormal Increase in the Refractive Power of Aromatic Bases . . . . . . . . . . . . . Cause of the Variation of the Rotatory Power of the Solutions of certain Optically Active Substances : Rotatory Power of Amorphous Substances .. . . . . . . . BANCROFT (W . U.). Chemical Potential of Metals . . . . . LE BLANC (M.). Electromotive Forces of Polarisation . . . . JAHN (H.). Secondary Heats of Galvanic Elements . . . . GHIRA (A.). Molecular Volumes of Boron Compounds ZENGXLIS (K.). Electromotive Forces of Insoluble and Complex Salts . KONOVALOFF (D.). Properties of Mixtures of dmines and Acids . . MEYER (V.) and W . RIDDLE . Melting Points of Inorganic Salts . . KOHLRAUSCH (F.) and P . ROSE . Electrolytic Determination of the . . . . . . ~ T A R D (A.). Solubilities . . . . . . . . . . CHARPY (C.). Saline Solutions . . . . . . . . . MEYERHOFFER (W.). The Hydrate Theory . . . . . . ROOZEBOOX (H .W . B.). Equilibrium of Solutions with Two to Three MEYER (V.) and A . MUXCH. Temperature of Explosion of Mixtures of Gases . . . . . . . . . . . . . TCHERNIAC (J.). Extraction Apparatus . . . . . . . LIVEING (a . D.) and J . DEWAR . Refractive Indices of Liquid Nitrogen and Air . . . . . . . . . . . . HENDERSON (J . B.). Polarisation of Platinum Electrodes in Sulphuric acid . . . . . . . . . . . . . BEACH (F . E.). Use of Cupric Nitrate in the Voltameter . Eleotrochemi- cal Equivalent of Copper . . . . . . . . . CAPSTICK (J . H.). Ratio of the Specific Heats of Paraffins, &c . . . TSURUTA (K.). Thermal Properties of a Mixture of Carbonic Anhydride KURILOFF (V.) . Dissociation Yressure and the Individuality of Chemical Compounds . . . . . . . . . . . . POTILITZIN (a .L.). Supersaturated Solutions . . . . . ANGELI (A.). Distillation in a Vacuum . . . . . . . ZE BEL (J . A.). Optical Rotation . . . . . . . . HUMBURG (0.). Electromagnetic Rotation of the Plane of Polarisation . . . . . . . . . Yoliibility of slightly Soluble Substancea WAGNER (J.). Colour of the Ions . . . . . . . . Components . . . . . . . . . . . and Nitrogen . . . . . . . . . . . . of some Acids and Salts in Different Solvents 1-2 PAGE ii. 1 ii. 2 ii. 2 ii. 4 ii. 4 ii. 4 ii. 5 ii. 5 ii. 6 ii. 6 ii. 7 ii. 8 ii. 8 ii. 8 ii. 9 ii. 9 ii. 11 ii. 11 ii. 37 ii. 37 ii. 37 ii. 38 ii. 33 ii. 35 ii. 39 ii. 30 ii. 77 ii: 77iv CONTENTS. HADRICH (H.). Optical Rotation and Electrolytic Dissociation . . MOISSAN (H.) . Reverberatory Electrical Furnace with Movable Elec- trodes .. . . . . . . . . . . GOCEEL (A.). Electrolytic Thermoelectric Cells . . . . . ROHLRAUSCH (F.). Velocity of Ions . . . . . . . HOLLAND (R. J.). Electrical Condiictivity of Cupric Chloride Solutions . HOLLAND (R. J.). Change of Conductivity of a Solution by the Addition of a Xon-electrolyte . . . . . . . . . . EBERT (H.). Heat of Dissociation in Electrochemical Theory . . STOHMANN (F.) and 13. LANGBEIN. Hydrogenation of Closed Chains . QALITZINE (B.). State of Matter near the Critical Point . . . LEDTJC (A.). . MATHIAS (E.). Critical Pressures in Hom010go~s Series of Carbon Compounds . . . . . . . . . . . WIJS (J. J. A.). Dissociation of Water . . . . . . . WOOD (R. W.). Action of Salts on Acids . . . . . . JONES (H. C.). Freezing Point of Dilute Solutions .. . . . MOORE (B.). Rate of Cr.ystallisation of Supercooled Solutions . . . POCK (A.). Solubility of Mixed Crystals . . . . . . . RETGERS (J. W.). Isomorphism . . . . . . . . LEA (M. C.). Endothermic Reactions effected by Mechanical Force. . HIXRICHS (G.). The Diamond as the Standard for the Determination of Atomic Weights . . . . . . . . . . . BAROXI (G.). Beckmann's Method for determinining Molecular Weights . . . . . . . . . . . . NICKEL (E,). Graphochemistry of Oxides and their Combinations , . MAGNANINI (G.) and T. BENTITOGLIO. Absorption Spectra of Solutions of the Chromoxalates of the Blue Series . . . . KAHLE (I<.). Comparative Experiments on the E.M.F. of the Clark Standard Cell . . . . . . . . . . . EAHLE (K.). Preparation of the Clark Standard Cell .. . . MACGREGORY (A. C.). Electrical Conductivity of some Solutions of Salts, especially of Calcium, Strontium, and Barium . . . . &IAaNaxINI (G.) and T. BENTIPOQLIO. Electrical Conductivity of Soh- tions of Salts of Organic Acids in Presence of Boric Acid. , RAOTJLT (F. 31.). Densities of Saturated Vapours and their Relation to the Laws of Solidification and Vaporisation of Solvents . . . KAHLBAUM (G. TV. A,). Vapour Tension Measurements . . . . VAN LAAR (J. J,). Dissociation Constants of Water and Hydrocyanic A c i d . . . . . . . . . . . . . BARY (P.). Composition of Saline Solutions deduced from their Indices of Refraction . . . . . . . . . . . VAN'T HOFP (J. H.). How the Theory of Solutions Arose . . . PICKERIXB (S. U.). The Hydrate Theory .. . . . . ATJWERS (I<.). Cryoscopic Molecular Weight Determinations . . . KOHLRAUSCH (F.). Solutions of Sodium Silicates and the Influence of Time on their Constitution. . . . . . . . . CAW (J. C.). Action of Hydrogen Chloride on.Ethylic Alcohol . . ODDO (G.). New Apparatus for Sublimation . . . . . . WALTER (J.) . Condensers . . . . . . . . . SORENSEN (S. P. I,.). Critical Studies in Preparation Exercises . . LOCEYER (J. N.). Spectrum of Iron . . . . . . . ELJKMAN (J. F.). Refractometric Researches . . . . . . NASINI (R.). Relation of the Critical Coefficient t o the Formula E-2 XANONNIEOFF (I.). Relation between the Refractive and Rotatory Proper- ties of Compounds. New Method for Determining the Specific Rota- tion of Oi~ticallv Active Substances .. . . . . . Weight of a Litre of Normal Ail.: Densities of gases . d PAGE ii, 7% ii, '78. ii, 78 ii, 7 9 ii, 80 ii, 80 ii, 80 ii, 80 ii, 81 ii, 81 ii, 82. ii, 88' ii, 83' ii, 8 3 ii, 84 ii, 84 ii, 85 ii, 85 ii, 87 ii, 87 ii, 88. ii, 129, ii, 129' ii, 130, ii, 130, ii, 130 ii, 130' ii, 131 ii, 132 ii, 132 ii, 132 ii, 133 ii, 133 ii, 133. ii, 133 ii, 134 ii, 134 ii, 134 ii, 173 ii, 173 ii, 173 ii, 174 WPBOUBOFF (G.). "Molecular Rotatory Polarisation . . . . ii; 177 CARRABA ((3.). Eiectrdytic Dissociation and Optical Rotatory Power . ii, 178.CONTENTS. V PAGE HOPKINSON (J.), E. WILSOX, and F. LYDALL. Alternate Current IClec- trolpsis . . . . . . . . . . . . NOURRISSON (C.). Minimum Electromotive Forcc required for the Elec- trolysis of Salts of the Alkalis . .. . . . . . LE CHATELIER (H.). Fusibility of Mixtures of Isomorplious Salts . RAMSAY (w.) and 6. SHIELDS. Variation of Molecular Surface Energy with Temperature . . . . . . . . . . .JONES (H. C.). Conibination of Sulphuric Acid with Water in the pre- sence of Acetic Acid . . . . . . . . . - KUSTER (F. W.). Diminished Solubility . . . , . . . KUSTER (F. W.) . Titration Method of Determining Xolecular Weights in Solutions . . . . . . . . . . . MUTHMAXN ( W.). Volume Theory of Crystalline Structu-e . . . FLAVITZEY (F.). System of the HaloYd Salts according to the Theory of Chemical Forms . . . . . . . . . . . SEELIQ. Stereochemistry . . . . . . . . . . .GORE (G.). Decomposition of Solutions by Contact with finely dirided Silica, &c. . , . . . . . . . . . BUY (E.C. C.) and J. F. CIIOBLEY. New Thermometer for High Tem- peiytures . . . . . . . . . . . . . VLLMANN (C.). Oven for tLe Prevention of Explosion of Sealed Tubes. ZECCHINI (F.). Refractive Powers of some Organic Phosphorus Com- pounds . . . . . . . . . . . . ROLOFF (M.). Photochemical Action in Solutions . . . . . KOHLRAUSCH (F.). Electrodes for Resistance Determinations in Electro- lytes . . . . . . . . . . . . . BRAUN (F.). Electrical Conductivity of Gases. . . . . . WIEDEBURQ (0.). Laws of Galvanic Polarisation and Electrolgsis . . LE BLANC (M.). Minimum E.M.F. required to decompose Electrolytes . BERTHELOT. Minimurn E.M.F. required to decompose Electrolytes. . LE CHATELIER (H.). Fusibility of Isoinorphous Mixtures of some Double Salts . . . . . . . . . . . . .TAXXANN (G.). Thermal Expansion and Compressibility of Solutions . LE BLANC (M.). Electrolytic Decompcsition of Water . . . . MAGNANINI ((3.). Hypothesis of Coloration of the Ions . . . . BREDIG (G.). Stochiometry. of the Ions . . . . . . . ~ I L D E R X A N N (M.) . Il‘on-electrolyt8ic Dissociation in Solution. . . SULE (0.). Applications of Raoult’s Law a t the Boiling Point of Solu- tions . . . . . . . . . . . . . LOOMIS (E. H.). Exact Method for the Determination of the Reduction of the Freezing Point. . . . . . . . . . KO~LRAUSCH (F.). Exact Method for the Determination of the Reduc- tion of the Freezing Point . . . . . . . . . ARRHENIT~S (S.) . Proportionality between the Reduction of the Freezing Point and the Osmotic Pressure. . . . . . . . MAQNANINI ((3.).Nature of Osmotic Pressure . . . . . LESPIEAU (R.). Cryoscoyy of the hydrate H2S0,,H20 . . . . MIJERS (J.). Degree of AEnity of some Insoluble Mineral Bases . . BREDIG (G.). Affinity Coefficients of Bases . . . . . . LELIXANN (E.) and A. LIEBMANN. I ACiuity Coefficients of Organic Bases . . . . . . . . . . . . . . LELLMAEN (E.) and A. LIEBXANN. Affinity Coeffirients of Acids . . BIDET (A.). Laboratory Apparatus . . . . . . . MEYER (L.) . Lecture Experiment :-Electrolysis of Hydrochloric Acid . JAHN (H.) and G. MOLLER. Molecular Refraction . . . . . EISIG (M.). Line Spectrum of Oxygen . . . . . . . DANIEL (J.). . NERNST (W.). Dielectric Constants and Chemical Equilibrium . . LE BLANC (M.). Minimum E.M.F. necessary for Electrolysis . . . UBRTHELOT. Minimum E.M.F.necesaary for Electrolysis . . . Polarisation of a Thin Metal Partition in a Voltametei. ii, 17s ii, 178 ii, 179 ii, 1’79 ii, 179 ii, 180 ii, 180 ii, 181 ii, 183 ii, 184 ii, 184 ii, 185 ii, 186 ii, 221. ii, 221 ii, 222 ii, 222 ii, 223 ii, 223 ii, 223 ii, 223 ii, 224 ii, 225 ii, 226 ii, 226 ii, 227 ii, 227 ii, 218 ii, 228 ii, 228 ii, 228 ii, 228 ii, 229 ii, 229 ii, 230 ii, 230 ii, 230 ii, 232 ii, 265 ii, 265 ii, 266 ii, 266 ii, 267 ii, 267vi CONTENTS. MYLTUS (F.) and 0. FROMM. Pormation of Floating Metallic Films by Electrolysis . . . . . . . . . . . GORE (G.). Changes of Temperature caused by Contact of Liquids with Powdered Silica, &c. . . . . . . . . . . TAMMANN (8.) and W. HIRSCHBERG. Thermal Expansions of Solutions in Organic Solvents . . . . . . .. . . MEYER (V.) and W. RIDDLE. Melting Point Determinations at z1 Red H e a t . . . . . . . . . . . . . GERNHARDT (V.). Apparatus for Facilitating the Boiling of Liquids . BABRELL, (F. R.), G. L. THOMAS, and S. YOUNG. Separation of three Liquids by Fractional Distillation . . . . . . . DUHRING (U.). Law of Corresponding Boiling Points . . . . YOUNG (S.). Van der Waals’s Corresponding States . . . . KRAEVITCH (K. D.). Pressure of Saturated Vapours . . . . ZAWALKIEWICZ (2.). Apparatus for Determining the 51). Gr. of Soft Fats . . . . . . . . . . . . . LIXEBARGER (C. E.). Determination of Small Dissociation Tensions of Hydrated Salts . . . . . . . . . . . JAKOVEIN (A. A.). Dissociation of Potassium Triiodide in Aqueous Solu- tion . . . . . . . . . ARBHENIUS (S.).Thk Hyhrolyk of‘ Weak Acids and Bases . . . LE CHATELIER (H). General Law of Solubility of Normal Substances . LE CHATELIER (H.). Mutual Solubility of Salts . . . . . LINEBARGER (C. E.). Solubility of Mercuric and Sodium Chlorides in Ethylic Acetate . . . . . . . . . . . LOWENHERZ (R.) . Saturated Solutions . . . . . . . KUSTER (F. W.). Molecular Weight in Solid SoIutions . . . . HEMPTINNE (A. DE). Velocity of Hydrolysis of Ethereal Salts . . SPRING (W.). Endothermic Reactions effected by Mechanical Force . VELEY (V. H.). Phases and Conditions of Chemical Change . . . LEMOINE (G.). Expenditure of Energy Equivalent to the Chemical Action of Light . . . . . . . . . . . GARNIER (J.). Employment of Electricity to follow the Phases of cer- tain Chemical Reactions . .. . . . . . . HINRICHS (G.). Accurate Determination of Atomic Weights, using Silver as a Secondary Standard . . . . . . . . NERNST (W.). Crystalline Structure . . . . . . . NASINI (R.) and F. ANDERLINI. Refraction constants of Carbonyl com- pounds . . . . . . . . . . . . UENNARI ((3.). Refraction Constants of Furfurylic Alcohol and of Pyromucic acid and its salts . . . . . . . . NASINI (R.) and G. CARRARA. Refraction Constants of Oxygen, Sulphur and Nitrogen in Heterocyclic Nuclei . . . . . . . BRUHT, (J. W.). Constitution of Benzene. Refraction constants and Molecular Volumes of Benzene-derivatives . . . . . KAYSER (H.) and C. RUNGE. Spectra of Tin, Lead, Arsenic, Antimony, aad Bismuth . . . . . . . . . . . SABATIER (I?.). Absorption Spectra of Cupric Bromide .. . . LE BEL (A.). Variation of Rotatory Power under the Influence of GOODWIN (H. N.). The koltaic Chiin . . . . . . . GANNON (W.). Copper Electrolysis in a Vacuum . . . . . BELLATI (M.) and S. LUSSANA. Specific B’eats and Latent Heats of Change of State of Solid Silver and Copper Sulphides and Selenides . LE CHATELIER (H.). Fusibility of Mixtures of Salts . . . . LOUIS (H.). An Improved Specific Gravity Bottle . . . . . K~’WALEI (W.). . PICKERING (S. U.). Densities of Solutions of Soda and Potash . . ARCTOWSKI (H.). Solubility of Mercuric Haloi’ds in Carbon Bisulphide . LA& (J. J. TAN). . Velocity of Hydrolysis of Methylic Acetate by Water Temperature . . . . . . . . Rate of Diffusion of some Elecdirolytes in Alcohol PAGB ii, 267 ii, 267 ii, 268 ii, 268 ii, 268 ii, 269 ii, 269 ii, 269 ii, 269 ii, 270 ii, 270 ii, 271 ii, 271 ii, 272 ii, 272 ii, 273 ii, 273 ii, 274 ii, 274 ii, 275 ii, 276 ii, 275 ii, 276 ii, 2’76 ii, 276 ii, 301 ii, 302 ii, 302 ii, 303 ii, 303 3, 304 ii, 304 ii, 305 ii, 305 ii, 306 ii, 307 ii, 308 ii, 308 ii, 30% ii, 3@8 ii, 309CONTENTS .vii CARRABA (G.). Velocity of Reaction between Etliylic Iodide and CAREARA (G.). Effect of Neutral Solvents on the Velocity of Forms- tion of Triethylsulphine Iodide . . . . . . . . THOMSEN (J.). Atomic Weights . . . . . . . . ANDERLINI (F.). Apparatus for Distillation in a Vacuum . . . JANSSEN (J.). Spectrum of Oxygen a t High Temperatures . . . LASDOLT (H.). Symbol for Denoting the Optical Activity of corn- pounds . . . . . . . . . . . . AIGNAN (A.). Specific Rotation of Dissolved Substances .. . . BVCKINQHAM (E.). Fluorescence . . . . . . . . WIEDEBURG (0.). Electrolysis . . . . . . . . STRINDBERG (N.). Conductivity of Solutions . . . . . . VOLLMER (B.). Electrical Conductivity of some Salts in Ethylic and Methylic Alcohols . . . . . . . . . . CHAPPUIS (J.). Determination of Critical Temperatures by means of t:ie Critical Index of Refraction . . . . . . . . COHEX (E.). Electrical Method for the Determination of Transition Points . . . . . . . . . . . . . STOHMANN (F.) and H . LANOBEIN . Thermal Changes involved in the Formation of Amido-acids and Nitriles . . . . . . DETENTEB (C . M . TAN) and E . COHEN . Salt Formation in Alcoholic Solutions . . . . . . . . . . . . TAMMANN ((3.). Corresponding Solutions . . . . .. PO~;SOT (A.). Determination of the Reduction of the Freezing Point of Solutions . . . . . . . . . . . . DIETERICI (C.). Relation between Depression of the Freezing Point and the Osmotic Pressure of Solutions . . . . . . . BR~HNES (J.) and J . DUSSY . Variations in the Viscosity of Fused Sulphur . . . . . . . . . . . . NERNST (W.). Dissociation of Water . . . . . . . LESCCEUR (la.). Dissociation of Saline Hydrates and Analogous Com- pounds . . . . . . . . . . . . XAWALKI (W.). Rate of Diffusion of some Electrolytes in Alcohol . . STEIXER (T.). Absorption of Hydrogen by Water and Aqueous Soh- tions . . . . . . . . . . . . . SUBAWICZ (S.). Physical Properties of Hydrated and Anhydrous Com- pounds . . . . . . . . . . . . KAHLENBERB (L.). Rate of Reduction of Ferric Chloride by Stannous Chloride .. . . . . . . . . . . TPEVQR (J . E.) and F . L . KORTRIQHT . . . . LEA (M . C.). New Method of Determining the Relative Affinities of Cer- tain Acids . . . . . . . . . . . . NICKEL (E.). Graphochemical Calculations . . . . . . Sulphide . . . . . . . . . . . . Reaction-velocities RETGERS (J . W.). Isomorphism . . . . . . . . PAUL (T.). Fractional Precipitation . . . . . . . . LEHMAKN (0.). Sedimentation and Dye-absorption . . . . KAHLBAUM (G . W . A.). A Continuous Automatic Mercury Air-pump . HASSELBERG (B.). Line Spectrum of Oxygen . . . . . . SABATIER (P.). Absorption Spectrum of Solutions of Copper Bromide in Hydrobromic acid . . . . . . . . . . NEUMANN (B.). Potential of Hydrogen and some Metals . . . JONES ( H . C.). The Solution Tension of Metals .. . . . THWING (C . B.). Dielectric Constants and Chemical Constitution . . KOHLBATJSCH (I?”.) and A . HEYYWEILLER . Pure Water . . . . WILDERMANN (M.). Electrical Conductivity of Feebly-dissociated Coin- pouuds and the Kohlrausch Method . . . . . . . WILDERMANN (M.). New Method for Determining the Electrical Con- ductivity of Feebly-dissociated Compounds . . . . . SCHLAMP (A.). Dissociation i n Solution . . . . . . . . . . ii. 309 ii. 310 ii. 310 ii. 311 il. $37 ii. 337 ii. 337 ii. 338 ii. 338 ii. 339 ii. 339 ii. 339 ii. 340 ii. 340 ii. 341 ii. 342 ii. 342 ii. 343 ii. 343 ii. 343 ii. 343 ii. 344 ii. 345 ii. 346 ii. 346 ii. 347 ii. 347 ii. 348 ii. 34% ii. 348 ii. 349 ii. 349 ii. 373 ii. 373 ii. 373 ii. 374 ii. 374 ii. 376 ii. 375 ii. 376 ii. 376...Vlll QONTENTS. XasTls (J. H.). Colour of Salts in Solution . . , . . . ARCTOWSKI (H.). Solubility of Iodine. in Carbon Bisulphide : Nature of Solution . . . . . . . . . . . e 5 ~ ~ ~ ~ ~ ~ ~ (J.). Solubility of Etbylic Fther . . . . . . WOCJD (R. W.). .Affinity Constants of Weak Acids and the Hydrolysis of Salts . . . . . . . . . . . . . KRAFFT (F.). Apparaf us for regulating Diminished Pressures. . . MATJLL (C.). Mechanical Agitator . . . . . . . . GOLDSCHMIDT (H.) and S. FRETJJND. Ipfluence of Position-Isomerism on the Rotatory Power of Optically Active Compounds . . . . LUGGIN (H.). An Electrode Sensitive to Light . . . . . HOTJLLEVIQTJE (L.). Electrolysis and Polarisation of Mixtures of Salts . SAPOJNIEOFF (V.). Electrical Conductivity of Formic acid .. . WERNER (A.) and A. MIOLATI. Constitution of Inorganic Compounds . COHEN (E.) and G. BREDIQ. Determination of Transition Temperatures LINEIJARQER (C. E.). Modifications of Beckinann’s Ebullioscopic Ap- paratus . . . . . . . . . . . . BAEKER (G.). Thermodynamical Derivatives of the Law of van. der Waals . . . . . . . . . . . . . TURBABA (D.). Specific Gravity of Aqueous Solutions . . . . SCHALL (C.). Determination of Vapour Densities j Production of a Vacuum . . . . . . . . . . . . RUPPIN (E.). The Volume Changes of Acids and Bases on Neutralisa- tion . . . . . . . . . . . . . TAMMAN (G.). . EWAN (T.). Osmotic: Pressure of eolutions of Finite Concentration . LOB (W.). Determination of the Molecular Weight of Soluble Com- pounds by means of Red Blood Corpuscles .. . . . HOFF (J. H. VAN’T). Historical Note on Isomorphism . . . . RECKLTNQHAUSEN (31.). Researches on Gas Reactions . . . . .CARRARA (G.) and I. ZCWPELLARI. VelocitF of Action in Non-Homo- geneous Systeins; Decomposition of Sulphurpl Chloride . . . BRUHL (J. W.). TLtutomerism. . . . . . . . . GRAMONT (A. DE). Line Spectruni of Sulphur . . . . . BERNEZ (D.). Influence of Sodium and Animonium MolyEdates on the Rotatory Power of Rhamnose . . . . . . . . CCLSON (A,). Change of Sign of Rotatory Power . . . . . LE BEL (A.). Variation of Rotatory Power with the Temperature . . &WALE (F. J.). Gas Batteries . . . . . . . . . HUTCHINS (C. C.). Thci.moelectric Heights of Antimony and Bismuth . STREINTZ (F.). Thermochemical Changes in the Secondary Cell . .NERNST (W.). Determination of Dielectric Constants . . . . FANJUNQ (I.). Influence of Presgure on the Conductivity of Electro- lytes . . . . . . . . . . . . . . SCHALL (C.). Decrease of Conductivity when Water of Solutioa is displaced by Alcohol . . . . . , . . . . MATHIAS (E.). Specific Heat of Liquid Sulphurous Anhydride . . BRUNER (I,.). Heat of Fusion of some Organic Compounds . . . BAKKER.(G.). The Fuoction a; in m n der Waals’ equation . . . BAKEER (G.). Relations between the Laws of Eoyle, Gay-Lussac, and Joule . . . . . . . . . . . . . . BODL~NDER (&.). . GasBaroscope and its Applications . . . . CHARPY ((3.). Relation between the Density of a Saline Solution and the Molecular Weight of the Dissolved Salt . . . . . EOHLRAUSCH (F.) and w. HALLWACHS. Density of Dilute Aqueous 801u- tions .. . . . . . . . . . . . I JAGEE (G ). ,Viscosity of Solutions . . . . . . . . BTARD (E.). Saturatcd Solutions . . . . . . . . LASZCZYNSKI (S. T,)~ Solubility of Inorganic Salts in Organic Sol- vents. r . ~ . . . . . . . . .. . Influence of Pressure on the Properties of Solutions PAGE ii, 3id ii, 3i7 ii, 3% ii, 378 ii, 379 ii, 379 ii, 405 ii, 405 ii, FOG ii, 406 ii, 407 ii, -1.07 ii, M S ii, 40s ii, 408 ii, -1-09 ii, 409 ii, 41(3 ii, 410 ii, 411 ii, -111 ii, 412 ii, 412 ii, 433 ii, 434 ii, 435 ii, 435 ii, 436 ii, 436‘ ii, 436 ii, -437 ii, 437 ii, 438 ii, 439 ii, 439 ii, 439 ii, 439 ii, 4/10 ii, 440 ii, 441 ii, 441 ii, 441 ii, -44.2 ii, 444CONTENTS . ix PAQE NERRST (W.) .. LEA (M.' C.). ' E~dotherniic'Reactions effected by Mechanical Force .ii. 444 SPRING (W.). Endothermic Reactions effected by Mechanical Force . ii. 444 GERKHARDT (T.). Apparatus for facilitating the Boiling of Liquids . ii. 444 Clpnge of Free Fnergy on mixing Concentrated Soh- tions . . . . . . . . . . . . . ii. 444 TECLU (N.). Apparatus for continnous Evolution of Uas . . . . ii. 444 HOFFMEISTER (W.). Improved Drying Oven . . . . . . ii. 444 IN organic Chemistry . PICKERISGF (5 . U.). Hydrates of Hydrogen Iodide . . . . . BODENSTEIN (M.). Decomposition of Hydrogen Iodide by Heat . . MICHEL (0.) and E . GRANDXOUGIN . Action of Ammonia on some Per- oxides . . . . . . . . . . . . . RRUIIL (J . W.). Properties and Constitution of Hydroxylamine and its Homolopes . . . . . . . . . . . SMITH (W.). Preparation of Nitrous Oxide .. . . . . THUM (A.). Hyponitrous acid . . . . . . . . . TAN DE STADT (H . J.). . C A R R ~ R A (G.). Polymeric Thiocarbonyl ChlOride . . . . . FRIEDRICH (H.). Lead Tetrachlortdc . . . . . . . CHASSEVAXT (A) .. New Double Chlorides . . . . . . DITTE (A.). Decomposition of Alkali Stannates under the influence of DUPP . EXGEL (33.). Relation between the Precipitation of Chlorides by Hydro- WOLLPOWICZ (A.) . Ozone . . . . . . . . . . LILJENSZTERN (B.) and L . MARCIXLEWSKI . Decomposition bf Nitrous . . . . . . . . RETBEKS (J . W.). Conversion of Yellow Phosplio~*us into Red Phosphorus MOISSAN (H.). Action of the Electric? Arc on the Diamond, Amorphous MUHLHAEUSER (0.). Silicon Carbide . . . . . . . Rate of Oxidation of Hydrogen Phosphide . . SMITS (A.) .Magnesiui~ Nitride . . . . . . . . BOGDAN . Basic Copper Selenate and Basic Cobalt Selcnate . . . Carbonic Anhydride and Alkali Carbonates . . . . . Preparation of Potamiuin Metsntimoniute . . . . . HINRICES (G.). True Atomic Weight of Hydrogen . . . . chloric acid and the Keduction of the Freezing Point . . . . acid in Nitric acid Solution WATSON ((3.). Volatility of Pyrophosphoric acid . . . . . Boron, and Crystallised Silicon . . . . . . . . MOISSAN (H.). Crystallised Carbon Silicide . . . . . . KRAUT (K.). Volatility of Arnnionium Chloride . . . . . YOTILITZIN (A . L.) .. Hemihydrate of Calcium Sulphate . . . . WELLS (H . L.) and G . F . CAMPBELL . Double Halo'idv of CEesium with Zinc and Magnesium . . . . . . . . . . WELLS (€1 . L. ) and P . T . WALDEN . Double HaloYds of Ctmium and Cadmium .. . . . . . . . . . . RICHARI~S (T . W.) and E . F . ROGERS . Occlusion of Gases by Metallic Oxides . . . . . . . . . . . . GOLDSCITMIDT (H.) and K . L . STNGROS . Compounds of Hydroxylaniiiie with Metallic Carbonates . . . . . . . . . TRAUBE (H.). Prepamtion of Anhydrous Crjstalline Metallic Silicates . Lead Oxide as a Mordant . . . . . . . HINRICHS (G.) . True Atomic Weight. of Copper . . . . . TZUCIIAXOFF (N . N.). Colour, &c., of Cupric Chloride Solutions . . WELLS ( H . L.) and L . C . DUPEE . . . . WELLS (H . L.) . Cocsiuni Cuprochlorides . . . . . . . WELLS (H . L. ) and P . T . WALDEN . Cesium Cupribromides . . . GIBBS (W.). Oxides contained in Cerite, Samarsliite, Gadolinite, and Fergusonite . . . . . . . . . . . FOEBSTW (FJ .Chemical Eehaviour of Glass . . . . . . BONNET (A.). Ceesium Cuprichlorides ii. 12 ii. 12 ii. 18 ii. 13 ii. 13 ii. 13 ii. 14 ii. 15 ii. 16 ii. 16 ii. 16 ii. 15 ii. 18 ii. 18 ii. 39 ii. 40 ii. 41 ii. 41 ii. 4.1 ii. 48 ii. 42 ii. 42 ii. 43 ii. 44 ii. 44 ii. 45 ii. 45 ii. 46 ii. 45 ii. 46 ii. 46 ii. 47 ii. 47 ii. 47 ii. 47 ii. 47 ii. 47 ii. 4sX CONTENTS. PRELINUER (0.). Manganese . . . . . . . . . FOWLER (G. J.). Iron Nitrid2 . . , . . , . . . JORBENSEN (S. M.). Constitution of Cobalt, Chromium, and Rhodium Bases . . . . . . . . . . . . . SMITH (E. F.) and P. MAAS. Atomic Weight of Molybdenum . . EMICH (F.). Tin and Stannic Oxide . . . . . . . JANNASCH (P.), J. LOCKE, and J. LESINSKT. Thorium Compounds . WHEELER (H. L.). Double HaloYds of Antimony and Rubidium .. GuLEWITSCir (W.). Recovery of Osmium from Residues . . . TAMMANN (G.). Molecular Weight of Hydrogen Peroxide . . . SCHONE (E.). Occurrence of Hydrogen Peroxide in the Atmosphere and Atmospheric Discharges . . . . . . . . . KASSNER (G.). Manufacture of Oxygen from Calcium Plurnbate . . MOELLER (G.). Molecular Weight of Persulphates and Yermolybdates . SABATIEE (P.) and J. B. SENDEREBS. Action of Nitric Peroxide on Metals and Metallic Oxides . . . . . . . . LENGYEL (B. v.). A N ~ w Sulphide of Carbon . . . . . GUNTZ. Ppeparation of Metallic Lithium . . . . . . TASSILLY. Calcium Oxyiodide . . . , . . . . VAN DER HEIDE (J. K.). Double Salts of Potassium and Magnesium Sulphate : Schonite and Potassium Astrachanite . . . . ANGELI (A.). Method of Formation of Siiver Nitride .. . . RUSSELL (E. J.). Preparation of Cuprous Oxide . . . . . VIQNON (L.). Stability of Solutions of Mercuric Chloride . . . TANRET. Stability of Solutions of Mercuric Chloride . . . . ANTONY (U.) and G. TURI. Action of Mercurous Chloride on Silver Chloride in Presence of Ammonia . . . . . . . BERTHELOT. Sublimation of Red and Yellow Mercuric Iodides . . HOHLRAUSCH (F.). Action of Water on Glass. . . . . . SABATIEX (P.) and J. B. SENDERENS. Nitro-metals. . . . . KLOBB (T.). Chromium sulphates and Double Sulphates. . . . P~CHARD (E.). Complex acids derived from Molybdic acid and Titanic and Zirconic acids . . . . . . . . . . DITTE (A.) and R. METZR’ER. Action of some Metals on acid Solutions of their Chlorides . . . . . . . . . . KUSTER (F.W,). Solidification of Dilute Solutions of Antimony in Tin . SCHNEIDER (R.). Action of Water on Disodium Platinum Thioplatinate : Xew Thioplatinum Salts . . . . . . . . . XUSTER (F. W.). Hydrogen Sulphide Apparatus . . . . . PBLABON (H.). Combination of Hydrogen and Selenium in a Vessel not TANATAR (S.). Formation of Hyponitrous Acid . . . . . TANATAR (S.). Reaction between Hydroxylamine Hydrochloride and Sodium Nitrite . . . . . . . . . . . ROSSEL (A.) and L. FRANK. Preparation of Phosphorus by aid of Alu- minium. Action of Aluminium on Sulphates and Chlorides . . STAUDENMAIER (L.). Alkali Orthophosphates . . . . . . ROSENFELD (M.). Action of Sodium onwater . . . . . ROSSEL (A.) and L. FRANK. Decomposition of Sodium Peroxide by Aluminium . . . . . . . . . . . BOGORODSKY (A.). Hydrates of Lithium Chloride and Bromide .. JONES (H. C.). Action of Mercuric Chloride on Metallic Siher . . CANZONERI (F.). Molecular Weight of Mercurous Nitrate . . . BRIGOUT (G.). Ceric Dichromate and the Separation of Cerium from Lanthanum . . . . . . . . . . . TICHVINSKY (M.). Electrolysis of Ferrous Sulphate . . . . SEUBEET (K.). Action of Ferric Salts on Iodides . . . . . SEUBERT (K.1 and A. DOBRER. ActioE of Ferric Chloride on Potassium LUDTKE (H.). Modifications of Silver . . . . . . uniformly Heated . . . . . . . . . PAUE ii, 49 ii, 5 0 ii, 5 0 ii, 51 ii, 52 ii, 52 ii, 5 2 ii, 5 3 ii, 88 ii, 8 8 ii, 89 ii, 9 0 ii, 90 ii, 90 ii, 91 ii, 98 ii, 92 ii, 92 ii, 93 ii, 93 ii, 93 ii, 93 ii, 94 ii, 94 ii, 94 ii, 95 ii, 95 ii, 96 ii, 97 ii, 97 ii, 9s ii, 134 ii, 135 ii, 136 ii, 136 ii, 136 ii, 137 ii, 138 ii, 138 ii, 138 ii, 138 ii, 139 ii, 139 ii, 140 ii, 140 Iodide and on Hydriodic acid , .. . . . . . ii, 140CONTENTS . xi KEISER (E . H.) and Miss M . B . BREED . Atomic Weight of Palladium . SHILOFF (P.) . Preparation of Hydrogen Peroxide . . . . . BACH (A.). Source of Atmospheric Hydrogen Peroxide . . . . KOLOTOFF (8.). Decomposition of Hydroxylamine by Sodium Hjdr . oxide . . . . . . . . . . . . . FELDT (W.). Compounds of Hydroxylamine with Metallic Salts . . STOKES (H . N.) . Diamidophosphoric acid and Diamidotrihydroxyphos- phoric acid . . . . . . . . . . . . GEISENHEIM~B (G.). An Application of Sodium Silicate . . . MOISSAN (H.). Reproduction of the Diamond . . . . . JOHNSON (G . S.). Behaviour of the Liquid Alloy of Potassium and Sodium in Contact with Dry Oxygen .. . . . . . YAKFILOFF (I.). Pentahydrates of Sodium Bromide and Sodium Iodide . TAX BEMMELEN (J . M.) . Hydrogel and Crystalline Hydrate of Copper Oxide . . . . . . . . . . . . . SE~BERT (K.) and A . DORRER . Interaction of Ferric Chloride with Potassium and Hydrogen Iodides . . . . . . . PRIEDHEIM (C.). Phosphovanadic Acids and their Salts . . . . PICIEERING (S . U.). Hydrates of Hydrogen Bromide . . . . HUGHES (R . E.) and F . SODDY . Action of dry Ammonia on dry Carbonic GROGER (M.). Preparation of Pure Potassium iodate . . . . YAFEL (J.). Behaviour of Sodium Peroxide towards acids . . . THIRSOFF (A . N.) . Trihydrate of Lithium Iodide . . . . . BEKETOFF (N.). Action of Hydrogen on Caesium Oxide .. . . HERMANN (F.). Silver Aurochloride . . . . . . . REBUFATT (0.). Composition of some Mortars . . . . . NICKEL (E.). Graphochemical Calculations with especial Reference t o Soda Lime Glasses . . . . . . . . . . MTLIUS (F.) and 0 . FROMM . Precipitation of Metals from Dilute Solu- tions . . . . . . . . . . . . . CHARPY (G.). Allotropic Changes of Iron under the Influence of Heat . CAMPBELL (E . D.) and P . F . TROWBRIDQE . . BOTTINGFER ((2.). Purification of Thorium Oxide . . . . . K R ~ S S (G.). Sulphur Compoundsof Thorium . . . . . FRIEDHEIM (C.). Complex Acids-VIII, Tungstovanadates ; IX, Am- monium Phosphomolybdates and Arsenomolybdates . . . . JOLY (A.) and E . LEIDIB . Action of Heat on Ruthenium Alkali Nitrites . ILOSVAY DE NAGY ILOSVA (L.).Occurrence of Hydrogen Peroxide in the Air . . . . . . . . . . . . . THOMSEN (J.). Ratio of the Atomic Weights of Oxygen and Hydrogen . PHILLIPS (F . C.). Phenomena of Oxidation and Chemical Properties of Gases . . . . . . . . . . . . . BRUYN (C . A . LOBBY DE) . Stability and Preparation of Free Hydroxyl- amine . . . . . . . . . . . . . VILLAED . Composition and Heat of Formation of the Hydrate of Nitrous Oxide . . . . . . . . . . . . . MOISSAX (H.). Carbon Boride . . . . . . . . BAXSA (C.). Potassium Double Salts of Hypophosphoric acid . . . JOANNIS (A.). Action of Nitrogen, Nitrous Oxide, and Nitric Oxide on Alkali Amides . . . . . . . . . . . RICHARD3 (T . w.). Atomic Weight of Barium . . . . . MOISSAN (H.). Specific Gravity of Fused Magnesium Gxide . . . KIPPENBERQER (K.).Crystallised Normal Magnesium Carbonate . . JOLY (A.) . Thallium Hypophosphates . . . . . . . MULLER (P . T.). Molecular Weight of Ferric Chloride . . . . BLONDEL (M.). Phosphochromates . . . . . . . . Anhydride . . . . . . . . . . . . POULENC (C.). Lithium Eluoride . . . . . . . . GIORGIS (G.). Scott’s Cement . . . . . . . . Higher Oxides of Nickel SCHONE (E.). Hydrogen Peroxide in the Atmosphere . . . . PAGE: ii. 141 ii. 186 ii. 186 ii. 187 ii. 187 ii. 168. ii. 189 ii. 185 ii. 190 ii. 190 ii. 191 ii. 191 ii. 193 ii. 193 ii. 232 ii. 233 ii. 233 ii. 233 ii. 234 ii. 234 ii. 234 ii. 234 ii. 234 ii. 233 ii. 235 ii. 235 ii. 237 ii. 238 ii. 238 ii. 238 ii. 238 ii. 239 ii. 277 ii. 277 ii. 277 ii. 278 ii. 278 ii. 2’78 ii. 279 ii. 27 9. ii. 280* ii. 281 ii.281 ii. 281 ii. 282 ii. 282sii CONTENTS . OSMOND (F.). Alloys of Nickel and Iron . . . . . . . JANNASCH (P.). Purification of Thorium Oxide . . . . . VOLCK (C.) . Compounds of Thorium Oxide with Phosphoric and Vanndic acids . . . . . . . . . . . . . SCHONE (E.). Atmospheiic Hydrogen Peroxide . . . . . SELIVANOFF (T.). Chlorides and Iodides of Nitrogen . . . . BBURL (J . W.). Preparation of Free Hydroxylamine . . . . BILTZ (H.). Phosphoric Anhydride . . . . . . . RETGBRS (J . W.). The Yellow Modification of Arsenic . . . . STAVENHAGEN (A.). Potassium Arsenite Sulphate . . . . . FRIEDHEIM (C.). Complex Acids : Condensation Products of Alkali Phosphates o r Arsenates with Chromates and Sulphates, and of Nitrates with Sulphates . . . . . . . . . . POLECK (T.).Sodium Peroxide . . . . . . . . ZEHNDER (L.). Sodium nitride . . . . . . . . JOLY (A.) and E . SOREL . . WOTCZYNSKI (C . v.). A+tificiLtl Preparation of the Barium and Calcium . . . . . . DONNINI (P.). Colloidal Zinc Sulphide . . . . . . . Thallium Triiodide BCHKISTER (A.). Action of Copper Sulphate and Sulphuric acid on Metallic Copper . . . . . . . . . . . ANTONY (U.) and Q . SESTINI . Mercurous Sulphide . . . . -CHARPY (G.). Allotropic Changes of Iron . . . . . . PBCIIARD (E.). Combination of Molybdenum Dioxide and Eisulphide with Alkali Cyanides . . . . . . . . . . (SILZER (T.). Reaction of Sulphur and of the Halogens with Normal Sodium Pyrophosphate . . . . . . . . . REICHAPD (C.). Action of Potassium Hydrogen Arsenite on the Salts of the Metals . . . .. . . . . . . . XRDMANN (H.). Salts of Rubidium . . . . . . . . BEETHELOT and MATIGNON . Barium Nitride . . . . . . SABATIBR (P.). Copper Bromide . . . . . . . . HAERIS (W.) and V . MEYEE . The Molecular State of Calomel Vapour . DIVERS (E.). Calomel . . . . . . . . . . LITERSIDGE ( A ) . C'rjsiallisation of Gold in Hexagonal Forins . . VILLARD (P.). Physical Properties of Nitrous Oxide . . . . WALDBOTT (S.). Volatility of Sodium Fluoride . . . . . JOANNIS and CROIZIER . . WIESI:NGRUSD (B.). Changes during the &-melting of Lead-tin Alloys . . . . . . . . . . . . VIGNON (L.). Stabilitp of Dilute Solutions of Mercuric Chloride . . GUTTIG (C.). Production of Metallic Films especially adapted for cover- iiig Magnesium . . . . . . . . . . . RECOUR~ (A) . Molecular Transformation of some Chromium Com- pounds .. . . . . . . . . . . Action of Phosphorus Pentachloride on Molybdic acid . . . . . . . . . . Complex Inorganic acids : Decomposi- ARCTOWSKI (H.). Some Properties of Carbon Bisulphide . . . Action of Water on Bicalcium Phosphate Analogues of Apatite and of Badic Slog WELLS (H . L.) and S . L . PENFIELD . . . . WALDBO I T (S.). Volatility of Borax . . . . . . . Compounds of Ammonia and Silver Salts . I~EYNIS (L . 35.) and B . S . CUSHMAN . Iron Phosphide L~WEN I-HAL (S.). Chlorochromates and Amidochromates . . . . . . . SMITH (.E. F.) and G . W . SARGENT . KERHMANN (F.) and E . BOHM . SMITH (E . I?.) and D . L . WALLACE . tion Products of Phospholuteotungstic acid . . . . . VENABLE (F . P.). Chlorides of Zirconium . .. . . . HOWE (J . L.). Ruthenium and its Nitroso-chlorides . . . . TIIIE:LE (J.) and A . LACHMAN . Nitramide . . . . . . ROUSSEAU (G.) and H . ALLAIRE . Double Bromides of Palladium . YORSHNAFF (G . I.). Gaseous Nitrogen Trioxide . . . . . Chlorinated Boracites . . . . PAGE ii. 283 ii. 383 ii. 383 ii. 311 ii. 312 ii. 313 ii. 313 ii. 314 ii. 314 ii. 311 ii. 325 ii. 816 ii. 317 ii. 317 ii. 317 ii. 318 ii. 31s ii. 315 ii. 319 ii. 319 ii. 319 ii. 330 ii. 350 ii. 391 ii. 352 ii. 392 ii. 353 ii. 353 ii. 353 ii. 379 ii. 380 ii. 380 ii. 380 ii. 381 ii. 381 ii. 382 ii. 362 ii. 382 ii. 3S3 ii. 384 ii. 3% ii. 35.5 ii. 385 ii. 386 ii. 412 ii. 413 ii. 413... CONTENTS. XllI GATTERMANN (L.) and K..WEIELIQ. Silicon Compounds . . . WARREN (H. N.). Properties of Graphite obtained from Barions Netals GHIRA (A.).Refraction Constants of Organo-metallic Compounds. Atomic Refrartions of the Elements .. . . . , . . KOSMANN (B.). . KURNAKOFP (N.) . Conbtitution of Complex Metullammoninm Bases . MONTENARTINI (C.). Dimorphism of Potassiuni Fluoroborate . . GOYDER ((3. A,). Action of Potassium Cyanide on Gold and on some other Metals and Mincrttls . . . . . . . . . . HOEHNEL (M.). Action of Sodium Peroxide on Iodine and on Lead Oxide. . . . . . . . . . . . . VALENTA (E.). Solubility of Silver Chloride, Bromide, and Iodide in Inorganic and Organic Solvents . . . . . . . . SABATIER (P.). Hydrobromide of Cupric Bromide and a Red C'upric Potassium Broniirl e . . . . . . . . . . BURCKEX (E.). Stability of Aqueous Solutions of Mercuric Chloride .WRIGHT (C. R. A.). Ternary Alloys containing Aluminium . . . THOMASON (W.). Analysis of an Ancient Slag . . . . . CHARPY (G.). Molecular Changes of Carbon and Iron accompanging the Tempering of Steel . . . . . . . . . . HERFELDT (G.). Potassium Chlorochromate . . . . . . PASBENDER (R.). Alkali Aurochlorides and the Separation of the Alkalis GOOCH (I?. S.) and D. A. EREIDER. Preparation of Chlorine for Labo- ratory Purposes . . . . . . . . . . . KRUSS (G.) and E. THIELE. Condition of Iodine in Solutions, and the Probable Cause of the different Colours of its Solutions . . . ROBERTS (Miss C. F.). Action of Reducing Agents on Iodic acid . . WARREN (H. N.). Ozonising Apparatus . . . . . . . PELABON (H.). Influence of Pressure on the Combination of Hydrogen and Seleniuni .. . . . . . . . . . CAIN (J. C.). Action of Chlorine on Phosphonium Iodide . . . RQUSSEAU (G.) and H. ALLAIRE. Bromoborates . . . . . TAFEL (J.). Behaviour of Sodium Peroxide towards Alcohol . . . SOBENSEN (S. P. L.). Preparation of Ammonium Nitrite . . . CLAYTON (E. G.). Preparation of Potassiun Mercuric Iodide. . . FILETI (&I.). Molecular Weight of Mercurous Chloride. . . . ROWLAND (H. A.). Separation of the Rare Earths . . . . . CROOHES (W.). Separation of the Rare Earths . . . . . MOISSAN (€1.). Impurities in Aluminium . . . . . . MOISSAN (H.). Aluminium Carbide . . . . . . . POESTER (F.). . BEHBENS (EL) and A. R. VAN LINGE. Cementation Steel, Fewochromiuni, Ferrotungsten, Chromium Steel, Tungsten Steel. . . . . MOISSAN (H,). Chromium . . . . . . .. . SCHIFF (H.) . Phosphorus Pentachloride and Molybdic Anhydride . . SMITH (E. F.) and 0. L. SHINN. Action of Jloljbdenum Dioxide on Silver Salts. . . . . , . . . . . . BRADBURY (R. H.). Action of Molybdic acid on Potasdurn Chromate and Dichromate . . . . . . . . . . . SMITH (E. F.) and J. 0.. HIBBS. Action of Hrdrogen C h l o d e 011 Sodium Vanadate . . . . . . . . . . . . SMITH (E. F.) and P. MAAS. Niobium and Tslntaluiii . . . . PIGEON (L.). Haloid Compounds of Platinuin . . . . . Constitution of Combined Water in Organic Salts . Behaviour of Various Kinds of Glass with Reagents PAGE ii, 414 ii, 415 ii, 415 ii, 4116 ii, 416 ii, 416 ii, 416 ii, 417 ii, 418 ii, 418 ii, 419 ii, 419 ii, 420 ii, 420 ii, 421 ii, 4.21 ii, 445 ii, 445 ii, 446 ii, 447 ii, 447 ii, 447 ii, 447 ii, 448 ii, 448 ii, 449 ii, 449 ii, 449 ii, 450 ii, 450 ii, 450 ii, 4.51 ii, 452 ii, 452 ii, 454 ii, 45-11 ii, 455 ii, 455 ii, 455 ii, 456 Mi?'l~ era logical CIL emis try.PENFIELD (s. L.). Canfieldite, 8 New Geruianium Mincral . . . ii, 18 GORGEU (A). Natural Manganese Oxides . . . . . . ii, 19 HIDDEX (W. E.) and VV. F. HILLEBRASD. Rowlandite . . . . ii, 1'3.XiV CONTENTS . HIDDEN (W . E.). Zoisite from North Carolina . . . . . XIDDEN (W . E.) and W . F . HILLEBRAND . Mackintoshite, a New Thorium and Uranium Mineral . . . . . . . . . . SMYTH (C . H.). dlnoite containing Melilite . . . . . . BAYLEY (W . S.). Actinolite-Magnetite Schists in Minnesota . . . MOURLOT (A.). Vanadiniferous Coal . . . . . . . FRIEDEL (C.). Nesquehonite . . . . . . . . . HIDDEN (W .E.). Xenotime from North Carolina . . . . . HABBINQTON (B . J.). Nephrite from British Columbia . . . . JANNETTAZ (E.). Talc from Madagascar . . . . . . . OEBBEKE (K.). Topaz in the Fichtelgebirge . . . . . . HARBINQTON (B . J.) . Canadian Spessartine . . . . . . O’REILLY (J . P.) . Vesuvian in Ireland . . . . . . . RHEINECK (H.). Chemical Nature of Axinite . . . . . . PENFIELD (S . L.). Minerals from the Manganese Mines of St . Marcel, Italy . . . . . . . . . . . . . GUNBEL (W . v.). Monticellite Crystals obtained in Lead Smelting . . EAKINS (L . G.). Meteorite from Hamblen Co., Tennessee . . . O’REILLY (J . P.). Serpentine from Bray Head . . . . . GOWLAND (W.). Native Copper from Yunnan, China . . . . WALLEB (E.) and A . J . MOSES . GORQEU (A.). Natural Oxides of Manganese .. . . . . LUDEKE (0.). Hcintzite . . . . . . . . . . LEXBERG (J.). Microchemical Investigation of Minerals . . . . Cordierite in an Eruptive Rock of South Africa . HAWOBTH (E.). Melanite from Missouri . . . . . . . Iron Ore Deposit in North Sweden . HOVEY (E . 0.). Diabase froni Rio de Janeiro . . . . . . SAYTZEPF (N.). Sulphuretted Water from Alexeiewsk . . . . Water and Sea-bottom Deposits from the Eastern Mediterranean . . . . . . . . . . . REINITZER (B.). Artificial Trona . . . . . . . . WINKLER (C.). Artificial Trona . . . . . . . . Nickel Arsenide . . . . . MOLENGRAAPF (I?.). PETERSSOX (W.) and H . SJ~~GREN . NATTERER (K.). PENFIELD (S . L.) and J . U . PRATT . ‘GIBERTINI (D.) and A . PICCISINI . Composition of Staurolite . . Analyses of the Mineral Combustible Gases of Torre and Salsomaggiore .. . . . . . LIZ CRATELIER (H.). Marly Limestones . . . . . . . THORNER (W.). Analyses of German Mineral Waters . . . . KOSMAN (B.). Hydrocalcite from Wolmsdorf . . . . . JOHN (C . v.). Taraspite from Vulpera, Switzerland . . . . HUNTIXQTON (0 . W.). Occurrence of Diamonds in Meteorites . . I~ELSTROM (L . J.). New Minerals from the Sjo Mine, Sweden . . I(~~NIQ (G.. A . and L . L . HUBBARD . . PENFIELD (5 . L.) and W . T . H . HOWE . Composition of Chondrodite, Humite . and Clinohumite . . . . . . . . . JANNASCH (I?.) and J . LOCKE . Axinite from Bourg d‘Oisans, Dauphin6 . JOHN (C . v.). Moldovite from Radomilic, Bohemia . . . . . EHBENFELD (C . H.). Minerals from York Haven, York Co., Pa . . . PINERS (M.).Topazolite and Melanite . . . . . . . FRIEDEL (G.). Serpentsine fro111 Brewster, New York . . . . PRIWOZNIE (E.). Meteorites of Knyahinya and Hainholz . . . K I ~ P A T I ~ (M.). Meerschaum from Bosnia . . . . . . TRAUBE (H.). Artificial Preparation of Beryl . . . . . . Yowellite from a new Locality . BRAUNS (R.). . JANNASCH (P.) and J . LOCKE . Chemical Investigation of Topaz . . JOHN (C . v.). . Minerals of the Serpentine, Chlorite, and Mica Groups Chemical Composition of Pyrope and other Garnets . LORETZ (H.). Paramelaphyre . . . . . . . . . IPPEN (J . A.). Eklogites and Amphibole Rocks of Styria . . . . WALEER (T . L.). Nickeliferous Iron Pyrites from Sudbury, Ontario . PAGE ii. 20 ii. 20 ii: 20 ii. 20 ii. 53 ii. 53 ii. 54 ii. 54 ii. 54 ii. 65 ii. 65 ji.55 ii. 55 ii. 65 ii. 56 ii. 66 ii. 56 ii. 08 ii. 98 ii. 99 ii. 100 ii. 100 ii. 100 ii. 101 ii. 101 ii. 101 ii. 102 ii. 102 ii. 142 ii. 142 ii. 15.3 ii. 195 ii. 195 ii. 195 ii. 195 ii. 23‘3 ii. 240 ii. 240 ii. 2gO ii. 241 ii. 241 ii. 241 ii. 248 ii. 24.2 ii. 242 ii. 34.3 ii. 2% ii. 284 ii. 286 ii. 284 ii. 285 ii. 285 ii . 321 ii. 235 PACKARD .( R. L.). Tariscite from Utah . . . . . . . ii; 321COX TENTS. SPICA (M.). Analysis of a Molybdenum Mineral and the existence of a Ferrous Tetramolybdate . . . . . . . . . JOHANSSON (K.). Enstatite and the Products of its Alteration . . KEMP (J. F.). Leucite in New Jersey . . . . . . . PENFIELD (S. L.) and J. C. MINOX, Jun. Composition and Related Physical Properties of Topaz . . . . . . . . BERGHELL (H.). Analysis of Nepheline .. . . . . . LOSANITSCH (5. M.). Milosin, Alexandrolite, and Avalite . . . PIRSSON (L. V.). Phonolitic Rocks from Black Hills . . . . MALIKOFF (P.) and L. PISSARJEWSPY. Analysis of a Meteorite from Zabrod je . . . . , . . . . . . . TREADWELL (F. P.). Mineral Water from Gyrenbad . . . . LIVERSIDGE (A.). Condition of Gold in Quartz and Calcite Veins . . TURNER (H. W.). Gold Ores of California . . . . . . TRAUBE (H.). Artificial Zinc Oxide and Wurtzite . . . . . CARNOT (A.). Composition of Wavellites and Turquoises . . . PHILLIPS (A. H.). Analysis of Pele’s Hair from Hawaii. . . . HOWLELL (E. E.), W. F. HILLEBRAND, and G. 3’. MERBILL. Beaver Creek Meteorite . . . . . . . . . . . PHILLIPS (F. C.). Composition and Origin of Natural Gas . . . ARCTOWSKI (H.). Artificisl Preparation of Haematito .. . . FRIEDEL (C.). CompoRition of Apophyllite . . . . . . HINRICHS (G.). New Variety of Meteorite . . . . . . FLETCHER (L.). Analysis of Meteoric Stone from Maksriwa, near Inver- cargill, New Zealand . . . . . . . . . . NASINI (R.) and F. AKDERLIKI. Analysis of Water from the Hot Springe of Monte hone, Abano . . . . . . . . . PENFIELD (S. L.) and D. A. KBEIDER. Separation of Minerals of High Specific Gravity . . . . . . . . . . . PECKHAM (a. F.). Nitrogen Content of Californian Bitumen . . . JOHN (C. T.). Natural Occurrence of Humic acid . . . . . HELM (0.). Rumanite . . . . . . . . . . ANTIPOFF (J. A). Dopplerite from Karkarala. , . . . . ANTIPOFF (J. A.). Jamesonite and Plunibocuprite from Semipalatinsk . PENPIELD (S. L.).Argyrodite and a New Sulphostannate of Silver . PENFiELD (s. L.) and D. 8. KBEIDER. Identity of Hgdrofranklinite and Chalcophanite . . . . . . . . PIRSSON (L. V.) and H. L. WELLS. Leadhillite in Missouri . . HURLBURT (E. B.). Alunite from Colorado . . . . . IGELsTRoia (L. J.). Magnetostibian, a New Antimony Mineral . JANNASCH (P.) and J. LOCKE. Elumite free from Fluorine . . CLABKE (F. W.). Constitution of the Zeolites . . . . SATJER (A.). Microcline and Hornblende from Durbach . . . BRUNLECHNEB (A.). Analysis of Hornblende . . . . . LIEBRICH (A.). Bauxite from the Vogelsberg . . . . . HIBSCH (E.). Sericite from Tetschen . . . . . . FOTJLLON (H. v.). R.ocks and Minerals from the Island of Rhodes . HABELINGTON (B. J.). Nephelirze-syenite of Dungannon, Ontario . MULLER (W.).Analysis of Garnet . . . . . xv PAGE ii, 321 ii, 321 ii, 322 ii, 3:?2 ii, 322 ii, 322 ii, 323 ii, 323 ii, 323 ii, 354 ii, 354 ii, 354 ii, 355 ii, 356 ii, 356 ii, 387 ii, 388 ii, 421 ii, 422 ii, 422 ii, 422 ii, 456 ii, 456 ii, 457 ii, 457 ii, 4.57 ii, 457 ii, 458 . ii, 458 . ii, 453 . ii, 458 . ii, 459 : ii, 459 . ji, 459 . ii, 460 . ii, 460 . ii, 460 . ii, 460 . ii, 460 . ii, 461 . ii, 461 Ph y s io 1 og icat Cliemis t ry . POHL (J.). Oxidation of Methylic and Ethylic Alcohols in the Organism ii, 21 STRAUSS (H.). Presence of Ammonia in the Stomach and its Irifluence on the Estimation of the Hydrochloric acid . . . . . ii, 21 GABRIEL (S.). Mineral Matter of Bones and Teeth. . . . . ii, 21 WRAXPELMEYER (E.). Amount of Fluorine in Teeth . . . . ii, 22 MOENER (C.T.). Chemistry of the Refractive Media of the Eye . . ii, 28xvi CONTEXTS . WADELMANN (E.), Absence of Bile Acids. Hippuric acid. and Benzoic . . . . . . . APTHGS (M.). Prote'ids of Milk . . . . . . . . EMBDEN (H.). Alcaptonuria . . . . . . . . . HORBACZEWSKI (J.) . Rare 1Jrinsry Calculi . . . . . . RICIIET (C.). Respiratory Exchange in Shirering . . . . . ROSENHEIM (T.). ProteYd-poor Nutrition . . . . . . BECK (C.) and H . BENEDICT . Influence of Muecnlar Work on the Excr3- PFLUGER (X.). Circulating Prote'id . . . . . . . . SCHONDORFF (B.). TIow does Prote'id Nutrition influence the Prote'id . . . . . . . . SCHULZ (H.). Sulpliur in Human and Animal Tissues . . . . MARTIN (C . J.). Non-coagulable Blood . . . . . . . ROBERTS (J . P.) and H . I€ . WING .Results of feeding Cows a t Grass on Meal . . . . . . . . . . . AUBERT (A . B.) and D . W . COLBY . Mu1e"s Milk . . . . . LIEBERNANN (L.). Secretion of Urine . . . . . . . SALKUWSKI (E.). Fermentation and Carbohydrates in ?7 rine . . . ROGER (H.). Variations of Glycogenia in Anthrax . . . . . BLAIZOT . Toxicity and Therapeutic Use of Sodium Fluoride . . . GUIXARD (L.). Physiological Action of Apocodeih . . . . . MAKTIN (C . J.). Effects of Snake Venom . . . . . . GRBHAST (Y.). Absorp5ion and Elimination of Hyclrogen and Nitrous Oxidc . . . . . . . . . . . . . Pancreatic Ferments . . . . . . . . Conversion of Maltose into Dexti.ose . . . . . EBSIEIN (W.) and C . SCHULZE . Action o€ Carbonic , LnhjcliGle on tlie DUBS . Influence of Chloroforni on Artificial Gastric Digestion .. IIAIGBUEGRR (H . J.). Lynipli Poi-matjon during Muscular Work . . ARGUTINSKY (Y.). Elementary Coniposition of Ox F ~ e s l i . . . acid from the Suprarenal Capsules tion of Sulphur . . . . . . . . . . . Metabolisni in Aniinal Cells ? MAGNUS-LEVY (A.). Respiratoivy Exchange . . . . . . DASTXE (A) . TEBB (31 . C.). Uiastatic Ferments of the Animal Body . . . . . . RUBXER (M.). Source of Animal Heat . . . . . . BIAI, (M.). Formation of Sugar in the Liver . . . . . . V C r ~ ~ ~ ~ ~ (IT.). Asparagine in the nutrition of HerbiTora . . . . COURMOKT (J.) and M . DOPON . SuSstauce resembling Strychnine in the Muscles of Tetauised Animals . . . . . . . . MV'NK (I.). Estimation of Prote'ids and Extractives in Cow's and Human Milk . . . . . . . . . . . . .IFAMMARSTEN (0.). Human Bile . . . . . . . . KARPLES (J . P.). The Berrocyanide Test for Urine . . . . . MAY (R.). Netabolism in Fevei . . . . . . . . . Cheniical Composition of a Lipoim . EBSTEIN (W.) . Physiological Action of Pentovcs . . . . . WALLEE (A . D.). Calorimetry KRONECKER (H.) and JORDI . Asphyxia . . . . . . . B o n ~ (C.). Gases in the Air Bladder of Fishes . . . . . pounds . . . . . . . . . . . . GU~LICR . Nucle'in in Nutrition . . . . . . . . . . . . . . THOMPSOS (W . H.). Work of the Kidney MEPER (I?.). Elementary Composition of Dog's Ui-ine on Flesh Diet SCHULZ (0.) and (f . SCHWALBACR . . . . . . . . . PE~IBILEY (11 . S.) and A . G ~ ~ R B E R . ~ O P O F F (P . 31.). Respiratory Exchange in Rabbits . Action of Digestive Ferments on the Kuele'in Com- 1 ~ 0 ~ 0 (I-.).Nucle'in-bases in the Body . . . . . . . NO~L-PATON (I].). Hepatic Glycogenesis . . . . . . . . BOEUTT~~U (H.). C1iemisti.y of Muscle . . . . . . . ~ C H W A R Z (H.). Elastic Substance of tlie Aorta . . . . . LILIENFELD (L.). Chemistry of 1, eucocytes . . . . . . GABRIEL (s.). Fluorine in Bones and Teeth . . . . . . PAGE ii. 23 ii. 23 ii. 23 ii. 24 ii. 57 ii. 57 ii. 57 ii. 57 ii. 55. ii. 58. ii. 58 ii. 59 ii. 5 9 ii. 59 ii. 6 0 ii. 60 ii. 6 0. ii. 6 0 ii. t11 ii. 105 ii. 102' ii. 103 ii. 103 ii. 103 ii. 104 ii. 104 ii. 105 ii. 105 ii. 106 ii. 106. ii. 106 ii. 106- ii. 107 ii. 107 ii. 107 ii. 107 ii. 108 ii. 108 ii. 108 ii. 112 ii. 143. ii. 144 ii. 144 ii. 144 ii . 145 ii. 145 ii. 145 ii. 146 ii. 146 ii. 148 ii. 147CONTENTS . xvii GBBARD (E.).Composition of the Liver Fat of Birgus Zatro . . . POULTON (E . B.). Colour of Lepidopterous Larvt-e . . . . . CHATIN (A.) and A . MUNTZ . Nature and Causes of the Green Colour of EELLIKG (G.). Potassium Thiocpanate in the Stomach . . . . REID (E . W.). Secretion of JIyxine Glutinosa . . . . . LEO (H.). Excretion of Nitrogen i n Diabetes . . . . . . VITALI (D.) . Passage of Chloroform, administered by Inhalation, into the Urine . . . . . . . . . . . . KEMMERICH [E.). South American Meat Extract and Meat Peptone . CURCI (A.). Physiological Action of Pilocarpine . . . . . VERSON (E.). Crystalline Substances in Silkworms destroyed by Mus- cardine . . . . . . . . . . . . LEHMANN (I?.), 0 . HAGEMANN, and K . ZUNTZ . Changes of Substance in the Horse . . .. . . . . . . . . GRAFFEFBERGER (L.). Effect on the Offspring of Calcium Phosphate consumed during the period of Gestation . . . . . . WEISKE (H.). Substitution of Strontium for Calcium in the Animal SMITH (W . J.). Excretion of Sulphur . . . . . . . HARRIS (V . D. ) and C . A . CRACE CALVERT . Human Pancreatic Fer- ments in Disease . . . . . . . . . . . HUGOUNENQ (L.) . Albuminous Periostitis . . . . . . CZAPEK (F.) and J . WEIL . Action of Selenium and Tellurium on the HALDANE (J . S.), TV . H . WHITE, and J . W . WASHBOURN . New Animal Calorimeter . . . . . . . . . . . GRJ~HANT (N.). Influence of Time on the Absorption of Carbonic Oxide SLLKOWSKI (E.). Beliaviour of Phosphorns in the Digestion of Case'in . Opt. ers . . . . . . . . . . . . Organism . . . . . .. . . . . . Animal Organism . . . . . . . . . . by Blood . . . . . . . . . . . . MACALLUM (A . B.). Absorption of Iron . . . . . . . HELMERS (0.). Influence of Ichthyol on Metabolism . . . . LEWINSKY (J.). Asparagine in the Organism . . . . . . GOtiRLAY (F.). Prote'ids of Spleen and Thyro'id . . . . . NEUMANN (J.). Effect of Calcium Phosphate in Food on the Ash of Milk BERLIOZ (A.). and E . L~PINOIS . . PASSY (J.). Odour of Benzoic acid . . . . . . . . RIR'GEE (S.), and H . SAINSBURY . Action of Salts on Tubifex rlvulorum . SCHMIDT (R.). Effect of Hydrogen Cyanide on different Insects . . WEISKE (H.). Digestibility of Normal Oats, and of Oats Heated a t 100'. Effect of Feeding with Oats on the Weight and Composition of Bones . . . . . . . . . . . . . Composition of the Skeleton of Animals of the same Kind Metabolism in Italian Peasants .. . MENICANTI ((3.) and W . PRAUSNITZ . HARLEY (V.). Dietetic Value of different Kinds of Bread . . . . . . . . . . . . . Influence of Sugar and Smoking on Muscular Work Combinations of Chlorine in Urine ~ E I S K E (H.). and Age, but of different Weights . . . . . . . ADRIAN (C.). Influence of Subdivision of Food on Metabolism . . . ALBERTONI (I?.) and I . NOVI . VOIT (C.). Bile and Metabolism . . . . . . . . SCHULZ (H.). Sulphur in Human Muscle . . . . . . . FREDERIKSE (3 . J.). Fibrin and Fibrinogen . . . . . . . HAYCRAFT (J . B.). NEIJXANN (J.). Assiniilation of Inorganic substances . . . . RITTER (A.). Prote'id Metabolism . . . . . . . . from Starch and Glycogen . . . . . . . . . BIERNACKI (E.). Estimation of the Volume of Blood Corpuscles snd Plasma .. . . . . . . . . . . Levulose in Diabetes . . . . . . . JOLLES (A.). Digestibility and Nutritive value of Margarine . . . KULZ (E.) and J . VOGEL . Varieties of Sugar formed by Animal Ferments VOL . LXVI . ii . 2 PAGE ii. 147 ii. 147 ii. 148 ii. 148 ii. 148 ii. 149 ii. 149 ii. 150 ii. 150 ii. 150. ii. 196 ii. 198 ii. 198 ii. 199 ii. 199 ii. 199 ii. 200 ii. 243 ii. 2441 ii. 244 ii. 244 ii. 245 ii. 245 ii. 245 ii. 246 ii. 246 ii. 246 . ii. 24'7 ii. 247 ii. 247 ii. 247 ii. 286. ii. 28'7 ii. 287 ii. 288. ii. 288 ii. 288 ii. 288 ii. 289 ii. 289 ii. 324 ii. 324 ii. 324 ii. 325sciii CONTENTS . CHABRIB (C.). Chemical Changes in Cartilage during Ossification . . RUPPE~ (W . G.). Protagon . . . .. . . . RUPPEL (W . G.). Fats of Human Milk . . . . . . . LASSAIL COHN . Crystalline Acids of Human Bile . . . . . GAUTIER (A.). Urea Formation . . . . . . . . CHAVEAU (A.). Urea Formation . . . . . . . . KAUFMANN . Urea Formation . . . . . . . . . BEBTHELOT . Urea Formation . . . . . . . . . RTJPPEL (W . G.). Chemical Composition of a Fatty ‘Iumnur . . . VITALI (D.). Poisoning by Pyrogallol, and its Detection . . . GREENWOOD (M.) and E . R . SAUNDERS . Acid in Protozoan Digestion . WEISKE (H.). Influence of Ferments occurring in Vegetables on the Nutrition of the Organism . . . . . . . . . HALDANE (J . H.) and J . L . SMITH . Red Blood Corpuscles of Different Specific Oxygen Capacities . . . . . . . . . YOUNQ (R . A.). Ground Substance of Connective Tissue . .. . WHITFIELD (A.). Chemistry of Muscle . . . . . . . LEVY (M.). Bone in Osteomalaceia . . . . . . . . BAYLISS (W . M.) and L . HILL . Development of Heat in Salivary Glands FRENTZEL (J.). Formation of Glycogen . . . . . . . RICHET (C.). Formation of Urea in the Liver . . . . . . SALKOWSKI (E.). Diastatic Ferment of the Liver . . . . . SCHWIENING (H.). Ferment Processes in Organs . . . . . SAVELIEFF (N.), Influence of Decomposition of Protexd on the Output of Neutral Sulphur . . . . . . . . . . TIEHMANN (J.) and W . HEMPEL . Analyses of Milk . . . . . FORMANEK (E.). Influence of Cold Baths on the Excretion of Nitrogen and Uric Acid . . . . . . . . . . . MARTHEN (G.). Carbonic Oxide Poisoning . . . . . . . HOWELL (W . H.). Action of Oxalates on Nerve and Muscle .. . LEWIN (L.). Arrow Poisons . . . . . . . . . ARAKI (7.). Effects of Diminution of Oxygen on the Organism . . HOPPE-SEYLER (F.). Diffusion of Gases in Water . . . . . KUHN (a. ) and others . Digestibility of Fresh Brewer’s Grains and Meat Meal, Earth Nut Cake, Rice Meal, and other Foods . . . . KUHN ((3.) and others . Digestion of Nitrogenous Blood Constituents by Treatment with Gastric Juice and Pancreas Extracts . . . KUHN (G.) and others . Feeding and Respiration Experiments with Bullocks on Fat Formation from Carbohydrates and the relations of Food to Elimination of Hydrocarbons . . . . . . SCHMITZ (K.). Putrefaction of Prote’id in the Intestines . . . LAVES (E.). Fats of Human Milk . . . . . . . . BAISCH (K.). Carbohydrates of Normal Urine . . . . . SCHUTZ (E.).Sarcolactic acid in Pathological Urines . . . . Compounds on Animals . . . . . . . . . GIBBS (W.) and E . T . REICHERT . BGRISSOW (I?.). EHRLICH (P.) and A . EINHORN . Action of definitely-related Cheniicd Physiological Action of Hydrazine and Dibenzoyldi- amide . . . . . . . . . . . . . Physiological Action of Compounds of the CocaYne Series . . . . . . . . . . HOPPE-SEYLER (F.). Respiration Apparatus . . . . . . LAVES (E.). Respiration in Man . . . . . . . . WEINTRAUD (W.) and E . LAVES . WEINTRAUD (W.) and E . LAVES . Respiration in Cases of DiaBetes Mellitus . . . . . . . . . . . . Respiration in a Dog after Extirpation of the Pancreas . . . . . . . . . . . Physiological and Tizerapeutic MOER (P.). Estimation of the Acidity of the Stomach . . . . STARLING (E .H.). Lymphagogues . . . . . . . . GRIMAUX (E.), LABORDE, and BOUERU . Effects of the Homologues of Quinine . . . . . . PAGE ii. 325 ii. 325 ii. 3% ii. 326 ii. 326 ii. 326 ii. 326 ii. 326 ii. 326 ii. 32’7 ii. 356 ii. 357 ii. 357 ii. 357 ii. 358 ii. 358 ii. 358 ii. 358 ii. 359 ii. 359 ii. 359 ii. 360 ii. 360 ii. 360 ii. 360 ii. 361 ii. 361 ii. 388 ii. 389 ii. 389 ii. 389 ii. 391 ii. 392 ii. 392 ii. 393 ii. 393 ii. 393 ii. 394 ii. 394 ii. 423 ii. 423 ii. 423 ii. 423 ii. 424 ii. 424 ii. 424CONTENTS . VERNON ( H . M.). CHITTENDEN (R . H.) and L . B . MENDEL . Rebpiratory Exchange in Cold-blooded Animals . . Proteolysis of Crjstallised Globulin . . . . . . . . . . . . Presence of Hydrogen and Xethane in the Nucleo-albumins and Intra- HAHN (M.). Action of digerent Acids in Gastric Digestion .. . ZUNTZ (N.). Nutritive Value of Sugar . . . . . . . Residual Nitrogen from Blood . . . . . . . . vascular Coag~la~tion . . . . . . . . . . FORREST (J . R.). Prote’ids of Red Marrow . . . . . . LOCKE (F . S.). Oxalates and Muscle Rigor . . . . . . PAUTZ (W.). The Vitreous and Aqueous Humours . . . . . BLUMEHTHAL (F.). Succinic acid . . . . . . . . JOLLES (A.). Bile Pigments . . . . . . . . . BULOW (K.). Glycerophosphoric acid . . . . . . . hyde . . . . . . . . . . . . . Pyridine . . . . . . . . . . . . BIESEE THAL . Piperazine . . . . . . . . . . LEVENE ( P . A.). Phloridzin Diabetes . . . . . . . SAINT-MARTIR (L . DE) . HALLIBURTOW (W . D.) and T . G . BRODIE . SILKOWSKI (E.). Formation of Sulphuric acid in the Organism .. Physiological Action of certain Derivatives of Benzalde- Physiological Action of B u ~ o w (K.) . BRUNTON (T . L.) and F . W . TUNNICLIPFE . Chemistry of Yegetable Physiology and Agriculture . DREYFUSS (I.). Cellulose in Bacilli and other Fungi . . . . GOTTSTEIN (A.). Decomposition of Hydrogen Peroxide by Cells . . HAACKE (0.). Cause of Electric Currents observed in Plants . . . MARCACCI (A.). Influence of Carbonic Oxide on Germination . . . XONTEVERDE (A . N.). Mannitol and Dulcitol in the Vegetable Kingdom CHIAROMONTE (T.) . Effect of Calcium Sulphite on Alcoholic Fermenta- tion . . . . . . . . . . . . . DE REP PAILHADE (J.). Action of Alcohol and Sulphur on Yeast . . XFFRORT (J.). Beer Yeast . . . . . . . . . MAUMUS . . CHAS~EVANT (A.) and C . RICHET . Influence of Metallic Salts on Lactic Fermentation .. . . . . . . . . . CH~TTENDEA (R . H . j . Yroteoiytic Action of Bromelin . . . . GREEN (J . R.). Presence of Vegetable Trypsin in the Fruit of Cucu~~tis utilissimus . . . . . . . . . . . . BOURQUELOT (E.). Presence in Fungi of a Ferment analogous to Emulsin . . . . . . . . . . . . LINDET (L.). Formation of Saccharose during the Germination of Barley . . . . . . . . . . . . . WIELER (A.). The Bleeding of Plants . . . . . . . MULLER (H . K.) . Production of Crystals of Calcium Oxalate in Vegetable Cells . . . . . . . . . . . . . WARLICH (H.). Calcium Oxalate in Plants . . . . . . ULBRICHT . Amount of Ethereal Thiocarbimides obtained froiiz Rape Cake HOOPER (D.). Indian Water-chestnut . . . . . . . TISHTCEENKO (V.).Composition of Russian Barley . . . . VINES (S . N.). Presence of a Diastatic Ferment in Green Leaves . . BOURQUELOT (E.). Soluble Ferments secreted by Aspergillus niger and BOEORNY (T.). Non-organised Active Prote’id Material . . . . JENTYS (S.). Evolution of Free Nitrogen in the Fermentation of Horse Transformation of Starch into Sugar by Bacillus anthracis KUHNE (W.). Tuberculin . . . . . . . . . Penicillium glaucum . . . . . . . . . . Excrement. &c . . . . . . . . . . . . . . xix PAGE ii. 461 ii. 462 ii. 462 ii. 463 ii. 463 ii. 463 ii. 465 ii. 465 ii. 465 ii. 465 ii. 466 ii. 466 ii. 467 ii. 467 ii. 467 ii. G 8 ii. 468 ii. 24 ii. 24 ii. 25 ii. 25 ii. 25 ii. 61 ii. 62 ii. 62 ii. 62 ii. 63 ii. 63 ii. 65 ii. G3 ii. 64 ii. 64 ii. 65 ii. 65 ii. 65 ii. 66 ii. 66 ii.108 ii. 109 ii. 109 ii. 109 ii .110xx CONTENTS. SCHLOESING (T.), jun. Exchange of Carbonic Anhydride and Oxygen between Plants and Air . . . . . . . . . ZACHARIAS (E.). Chemical Nature of Cytoplasm and Cell Nucleus. . STONE (W. E.) and W. H. TEST. Carbohydrates of the Fruit of the Kentucky Coffee Nut Tree (Gymnocladus canadensis) . . . BAUER (R. W.). Sugar from Apple Pectin . . . . . . GEERLIGS (H. C. P.). Formation of Pectin by the Action of Lime on the Sugar Cane. . . . . . . . . . . . MOLISCR (H.). Occurrence and Detection of Indican in Plants . . REINKE (Q.). Amount of Maltose and the Fermentability of Wort and other Extracts . . . . . . . . . . . FRANKFURT (S.). Composition of Seeds and Etiolated Sprouts of Hemp and Sunflower . . . . . . . . . . .LINDET (L.). Development and Maturation of Cider Pears . . . DUMONT (J.) and J. CROCHETELLE. R'itrification of Prairie Soils . . KELLNER (O.), Y. KOZAI, Y. MOBI, and M. NAGAOKA. Comparatire ex- periments with various Phosphates . . . . . . . RAVIZZA (F.). Action of Calcium Sulphate and of Hydrogen Potassium Sulphite on Alcoholic Fermentation . . . . . . . BERTHELOT and (3. ANDB~. Formation of Carbonic Anhy&ide and Ab- sorption of Oxygen by Leaves after their Removal from the Plant . BERTHELOT. Exchange of Gases between Liring Organisms and the Sur- rounding Atmosphere . . . . . . . . . . DEMOUSSY. Nitrogen in Living Plants . . . . . . . SESTINI (F.). Copper in Various Parts of the Vine . . . . . SCHULZE (E.) and S. FRANKFURT. Cane Sugar in the Seeds of Plants.R,affinose inwheat Germs. Crystalline Leevulin . . . . SCHULZE (E.) and S. FRANKFURT. Lecithin in Vegetable Substances . EOSUTANY (T.). Sun Plower Cake . . . . . . . . EOSUTANY (T.). Pumpkin Seed Cake . . . . . . . DEHBRAIN (P. P.). Composition of Winter Drainage from Bare Soil and Soil Sown with Wheat . . . . . . . . . PETIT (P.). Influence of Iron on Barley . . . . . . . ZELIKSKY (N. D.). Sulphydric Fernientation in the Black Sea . . WIKOGRADSKY (S.). Assimllation of Atmospheric Nitrogen by Microbes LIEBSCHER (G.) . Nitrogen Question , . . . . . . LOTSP (J. P.). Assimilation of Free Nitrogen by White and Black Mustard . . . . . , . . . . . . BROWN (H. T.) and G. H. MORRIS. Functions of Hops used in the Dry Hopping of Beer. . . . . . . . . . . MIERAN (F.). Invertase in Bananas.. . . . . . . D s REP PAILHADE (J.). Chemical Properties of the Alcoholic Extract of Beer Yeast . . . . . . . . . . . STOCK (G.). Crystals of Prote'in . . . . . . . . LOEW (0.). Physiological Function of Calcium and Magnesium Salts in the Animal Organism . . . . . . . . . HASELOFF (E.). Substitution of Strontium for Calcium in Plant Food . DAFERT (F. W.). Ash Constituents in the Coffee Tree . . . . BOKORNY (T.). Physiological Action of Tellurous acid . . . . HASELOFF (E.). Injurious Action of Nickel on Plants . . . . MULLER (J. A,). Composition of dlgee and other Marine Plants of the Coast of Algeria . . . . . . . . . . . WEISKE (H.). Digestibility and Nutritive Velue of various Grains . WOODS and PHELPS. Influence of Nitrogenous Manures on Grass .. IMMENDORFF (H.). Efficacy of the most important Preservatives of Stable Manure . . . . . . . . . . . FRICKE (E.), E. HASELHOFF, and J. KONIG. Changes in, aud Effects of, Irrigating W a t 2 . . . . . . . . DUXONT (J.) and J. CROCHETELLE. Effect of Potassium Salts on kitri: fication . . . . . . . . . . . . PAGE ii, 110 ii, 111 ii, 111 ii, 112 ii, 112 ii, 113 ii, 113 ii, 113 ii, 115 ii, 116 ii, 116 ii? 151 ii, 151 ii, 153 ii, 153 ii, 154 ii, 154 ii, 155 ii, 1.55 ii, 156 ii, 156 ii, 157 ii, 200 ii, 200 ii, 201 ii, 205 ii, 205 ii, 205 ii, 205 ii, 206 ii, 206 ii, 207 ii, 207 ii, 208 ii, 208 ii, 205 ii, 209 ii, 210 ii, 210 ii, 212 ii, 248CONTENTS. xxi MARCHAL (E.). Production of Ammonia in the Soil by Microbes . . SCHULZE (E.). Vegetable Cell Membranes . .. . . . JEBSCH (E.). The Taking up of Calcium Chloride by Plants . . . HAUTEFEUILLE (P.) and A. PERREY. Yeasts . . . . . . NEUMEISTER (R.). Proteolytic Ferments in Seedlings . . . . HANAUSEK (T. F.). Presence of Saponins in Plants . . . . CHALMOT (G. DE). Yentosans in Plants . . . . . . . SCIIULZE (E.) and 5. FRANKFURT. Occurrence of Trigonelline in Peas and Hemp Seed . . . . . . . . . . . DEH~RAIN (P. P.). Drainage Waters from Arable Soils . . . . CHALMOT (G. DE). Pentosans in Soils . . . . . . . WATSON (a. C.). Farmyard Manure . . . . . . . KUNZ-KRAUSE (H.). Chemical Constituents of Ilex Paraguayensis . . PFAFF (F.). Baleam of TamacoarB, a Brazilian Vegetable Oil . . SAKTESSOX (H.) and C. (3. SANTESSON. Blay-hitam : a Malajan Arrow- Poison . . . . . . . . . . .. MARTELLI (D.). Composition of the Ash of Olive Mark after Extraction with Water and with Carbon Bisulphide . . . . . . TSCHIRCH (A.). Formation of Resins and Ethereal Oils in Plants . . HUTCHINSON and PATTERSON. Composition of the Cotton Plant . . BAUMERT (G.) and K. HALPEN. Seeds of Chenopodium a h i n . . . BECKURTS (H.). Cacao Bean . . . . . . . . . SCHWANERT (H.). Henbane Seed Oil . . . . . . . MAECKER. Manuring with Phosphates, &c. . . . . . . GUICHARD (P.). Composition of Yeast . . . . . . . BEESON (J. L.). Constituents of the Nodes and Internodes of the Sugar- C a n e . . . . . . . . . . . . . EFPRONT (J.). Influence of Fluoripe Compounds on Beer-yeast . . WINTERSTEIN (E.). Constituents of the Tissues of Fungi . . . LOEW (0.). Alkaline Reaction during Assimilation in Aquatic Plants .MITRAKEV (C.). Oats Manured with Ammonium Sulphate . . . CROCHETELLE (J.) and J. DUMONT. Influence of Chlorides on Kitrifica- tion . . . . . . . . . . . . . RAUMER (E. v.). Composition of Honey Dew and its Influence on the Constitution of Honey . . . . . . . . . FRANKFURT (S.). Composition of the Seeds and Etiolated Sprouts of Hemp (Cannabis satira) and of Sunflower (fleliunthus annuus) . SEIFBBT (W.). Substances occurring with the Waxy Matters of some Fruits and their Skins . . . . . . . . . NOBBE (F.) and L. HILTNEB. Can Non-Leguminous plants fix Free Nitrogen ? . . . . . . . . . . . . Analytical Chenaistyy . GAXNTER (F.). New Gas-volumeter of General Applicability . . . SALZER (T.). Borax as a Basis for Alkalimetry . . . . .THOMSON (R. T.). Phenolphthalein as an Indicator. . . . . ROBSON (J.). Extraction of the Gases Dissolved in Water . . . ROMIJN (G.). Estimation of Dissolved Oxygen . . . . . PIESZCZEK (E.). Detection of Iodic acid in Nitric acid . . . . STRAUSS (H.). Influence of Ammonia on the Estimation of Hydrochloric acid in the Stomach Contents . . . . . . . . SPULLER (J.) and S. KALMAN. Estimation of Phosphorus iii Steel and Iron containing Arsenic . . . . . . . . . . PATTINSON (J.) and H. S. PATTIKSOX. Estimation of Arsenic and Phos- phorus in Iron Ores . . . . . . . . . . LE ROY (a. A.). Estimation of Boric acid in Borosodiocalcite . . M~HLHAUESER (0.). Analysis of Silicon Carbide . . . . . WEGSCHEIDER (R,). Estimation of' Copper a6 Cuprons Sulphide . . 2-2 PAGE ii, 248 ii, 250 ii, 250 ii, 289 ii, 290 ii, 290 ii, 291 ii, 291 ii, 291 ii, 292 ii, 292 ii, 327 ii, 328 ii, 328 ii, 329 ii, 361 ii, 362 ii, 363 ii, 363 ii, 364 ii, 364 ii, 395 ii, 395 ii, 425 ii, 425 ii, 425 ii, 426 ii, 468 ii, 469 ii, 469 ii, 469 ii, 470 ii, 26 ii, 27 ii, 28 ii, 28 ii, 28 ii, 29 ii, 29 ii, 29 ii, 30 ii, 31 ii, 31 ii, 31xxii COSTEXTS.JASNASCH (Y.). Separation of Metals in Alkaline Solution by means of Hydrogen Peroxide . . . . . . . . . . JAXNASCH (P.) and J. LESISSKY. Separation of Metals in Alkaline Solu- tion by nieans of Hydrogen Peroxide. . . . . . . GORGEU (A.), Estimation of Manganese by means of Potassium Per- manganate . . . . . . . . . . . . SXETHAM (A.). Estimation of Iron Oxide and Alumina in Mineral Phosphates . . . . . . . . . . . .VORTMAFN (G.). Electrolytic Estimations and Separations . . . HEBRENSCHMIDT (H.) and E. CAPELLE. Separation of Nickel and Cobalt . . . . . . I . . . . . . . CLARK (J.). Estimation of Chromium i n Ferrochromium and Steel . LEYBOLD (W.). Estimation of Cyanides in Gas Refuse . . . . TORREY (J.).. Detection of Chlorine, Bromine, and Iodine in Admixture. ULLMANN ((7.). Titration of Caustic Liquors containing Chlorine . . SCHENKE (V.). Estimation of Nitrogen in Manures Containing Nitrates . ANGELI (A.). Reaction of Hydroxylamine . . . . . . T ~ T H (G.). Estimation of Yellow Phosphorus. . . . . . BooeER (H. A.). Estimation of Sulphur in Steel, Iron, &c. . . . LAURIE (A. P.). Volumetric Estimation of Lead . . . . . RUFFLE (J.). Assay of Copper Sulpliate . . . . . .. BROWNING (P. E.). Separation of Copper froin Cadmium by the Iodide Method . . . . . . . . . . . . CLASSEN (A.). Quantitative Analysis by Electrolysia . . . . MAHON (R. W.). Effect of Platinum in Iron Solutions , . . . MARIANI (G.) and E. TASSELLI. Estimation of Ferric Oxide and Alumina in Mineral Phosphates . . . . . . . . . SP~LLER (J.) and S. KALNAN. Estimation of Chromium in Yerro- chrope . . . . . . . . . . RENNIE (H. W.) and'W. H. DERI~ICK. Assay of Tin Ores . . . SMITK (E. F.). Separation of Copper from Bismuth . . . . CLASSEN (A.). Separation of Copper from Bismuth. . . . . JANNASCH (P.) and J. LESINSPY. Quantitative Separation of Metals in Alkaline Solution by means of Hydrogen Peroxide . . . . SMITH (E. A.). Estimation of Gold and Silver in Antimony or Bismuth. RIDEAL (5.) and H.J. BULT. Sodium Peroxide in Water Analysis . . CLAASEN (H.). Amount of Glucose in Beets and in Diffusion Juice. . WEIDENBAUM (J.). Estimation of Glycogen . . . . . . NICKEL (E.). Colour Reaction of Phenjlliydrazine on Lignin and Alde- hydes . . . . . . . . . . . . . GUNN (A..). @stirnation of Oxalic acid . . . . . . = . . . . DREAPER (W. I?.). Estimation of Tannin and Gallic acid . . . GAWALOWSKY (A.). Analysis of Tanning Materials. . . . . HORBACZEWSK~ (J.). Separation of Uric acid from Xanthine . . . KRUGER (M.). Precipitability of Uric arid and Bases of the Uric acid Gtroqp as Cuprous Oxide Compounds. . . . . . . VAUBEL (W.) . Assay of Naphtholsulphonic and Naphtlzylaminesulphonic acids . . . . . . . . . . . . . FAHEION (W.). Hiibl's Iodine Absorption Process .. . . . MAXIANI (G.). Reducipg Action of Rancid Fat and Lard on Silver Nitrate . . . . . . . . . . . . PIzzI (A.). . KISSLING (R.). Estimation of Nicotine in Tobacco . . . . . WENDER (X.). Furfuraldehvde Reactions of Alkaloids . . . . CAXCANO, (L.). Estimation of Nitrogen and Prote'ids in Milk and its Products . . . . . . . . . . . . HORNE (W. D,). An Automatic Extractor . . . . . . LWOFF (A.). Lunge's Gas Tables . . . . . . . . WILLIAMS (P.) , Indicators for Titrations with Standard Sulphide Solu- Pennetier's Method for detecting Margarine in Butter . PAGE ii, 32 ii, 32 ii, 33 ii, 34 ii, 34 ii, 35 ii, 35 ii, 36 ii, 66 ii, 67 ii, 67 ii, 67 ii, 67 ii, 67 ii, 68 ii, 68 ii, 68 ii, 68 ii, 68 ii, 69 ii, 70 ii, 70 ii, 70 ii, 70 ii, '71 ii, 71 ii, 72 ii, 72 ii, 72 ii, 72 ii, 73 ii, 73 ii, 73 ii, 74 ii, 74 ii, 74 ii, 74 ii, 75 ii, 75 ii, 75 ii, 76 ii, 76 ii, 11.7 ii, 118 tions .. . * . . . . . . . . . ii, 118xxiii PAGE VAN DEVENTER (C . M.) and B . I€ . JWI~QENS . Estimation of Dissolved Oxygen in Water . . . . . . . . . . LANG (L.) . Estimation of Nitrogen in Coal Gas . . . . . . WRAMPELMEYER (E.). Adulteration of Basic Slag . . . . . LORENZ (.R.). Estimation of Carbon in Steel . . . . . . DENIG~S (G.). Volumetric Estimation of Silver . . . . . BORNTRAQER (A.). Volumetric Estiniation of Copper with Sodium Sul- phide . . . . . . . . . . . . NISSENSON (H.). . SCHMUCKEIL (S . C.). Electrolytic Separation of Metals of the Second Group . . . . . . . . . . . . JOXES (H . C.). Estimation of Manganese Oxides by means of Hydrogen Peroxide .. . . . . . . . . . . LEONARD (N.). Detection of Nitronaphthalene in Mineral Oils . . KEPPLER (F.). Estimation of Cresol or Xylene . . . . . BORNTRXQER (A.). Checking Fehling's Solution . . . . . SCHENCK (F.). Sugar in the Blood . . . . . . . . WENDER (N.). Use of Methylene-blue for the Detection and Estimation of Sugar in Urine . . . . . . . . . . JAIS (J.). Estimation of Saccharose in Mixtures of Maltose, Isomaltose, Dextrin, and in Worts . . . . . . . . . FRANKEL (S.). Glycogen . . . . . . . . . WEIDENBAUM -(J.). Glycogen . . . . . . . . . G~LEWITSCH (w . ) . G l j cogen . . . . . . . . . PFLUGER (E.). Glycogen . . . . . . . . . VANINO (L.). Estimation of the Acidity of Vinegar . . . . MICKO (C.). Estimation of Malic Acid .. . . . . . SPAETH (E.). .Butter Testing . . . . . . . . . . . VIOLLETTE (C.). Butter Analysis . . . . . . . . NEUFELD (C . A.). Analysis of Lard . . . . . . . STOCK (W . F . K.). Estimation of Beef Fat in Lard . . . . VILLAVECCHIA (V.).ancl G . FABRIS . Furfuraldehyde as a Test for Sesame Oil . . . . . . . . . . . . . LIEUNIGH (F.). Estimation of Alkaloyds by Hulsebosch's Process . . BIESENTHAL . Detection.of Piperazine in Urine . . . . . SCHAERGES . Test for Coea'ine . . . . . . . . . SPAETH (E.). Detection of " Saccharin " in Wines and Beers . . . ANQELI (A.). Reaction OF Indoles . . . . . . . . ASB~TH (A . v.). Process for the full Analysis of Root Crops . . KARPLUS (J . P.). The Ferrocyanide Test for Urine . . . . MUNK (I.). Estimation of Proteids and Extractives in Cow's and Human Milk .. . . . . . . . . . . . KRUSS (H.). Colorimeter with Lummer-Brodhun Double Prism . . RUDORFF (F.). Electzolytic Analyses . . . . . . . Separation of Lead from Copper by Electrolysis . NICOLLE (A.). Estimation of Bromine in Urine . . . . . DENIG~S (G.). Microchemical Examination for Iodine . . . . GIL (J . C.). Test for Free Sulphur . . . . . . . . HAGEN (J . v'D.) and P . WOLTERING . Toxicological Detection of Phos- phorus . . . . . . . . . . . . BETTINK (H . W.) aud F . C . E . v . EMBDEN . Toxicological Detection of Phosphorus . . . . . . . . . . . SCEMIDT (F . W.). Employment of Ammoniacal Mercuric Cyanide in Quantitative Analysis . . . . . . . . . . VIZEBN . Volumetric Estimation of Calcium, Strontium, or Barium . . LINDEMANN and MOTTEU .Estimation of Lead . . . . . CLASSEN (A.). Quantitative Analysis by Electrolysis . . . . PILOTY (0.). Quantitative Analysis by Electrolysis . . . . . SCHNEIDER (L.). Analysis of Steel . . . . . . . . Largc Quantities of Iron . . . . . , . . . XIECKI (.V. v.). Colorimetric Estimation of Vanadium in presence of ii. 118 ii. 118 ii. 119 ii. 119 ii. 119 ii. 120 ii. 120 ii. 120 ii. 121 ii. 121 ii. 121 ii. 121 ii. 122 ii. 122 ii. 132 ii. 123 ii. 123 ii. 123 ii. 123 ii. 123 ii. 124 ii. 124 ii. 124 ii. 121 ii. 125 ii. 125 ii. 126 ii. 12G ii. 126 ii. 127 ii. 127 ii. 127 ii. 127 ii. 128 ii. 128 ii. 158 ii. 159 ii. 159 ii. 159 ii. 160 ii. 160 ii. 160 ii. 161 ii. 161 ii. 161 ii. 162 ii. 162 ii. 162xxiv CONTENTS . KLECPI (V . v.). Separation of Vanadic acid from Chromic acid .. EMMERLING (A.). Detection and Approximate Estimation of Sand in Food.stuffs, Meal. &c . . . . . . . . . . . SCABISBRICK (J.). Spirit Assaying by Weight . . . . . . HAENLE (0.). Detection of Glucose and Cane Sugar in Honey . . Hams . . . . DENIB~S (GI.). Estimation of HSdrogen Cyanide in Cherry-Laurel Water . . . . . . . . . . . . . GBEBOR (GI.). Estimation of Hydrocyanic Acid . . . . . GBAFFEBBEBBER . Comparison of the various Methods in Use for the Estimation of Milk Fat . . . . . . . . . LAECK (H.). Estimation of Ergot in Meals and Brans . . . . Estimation of Urea . . . . . . . . TAXBET . Reactions with Potassium Mercuric Iodide with Iodine dis- solved in Potassium Iodide . . . . . . . . . Kz-NZE (W . E.). Separation and Estimation of the Cacao Alkaloi'ds .Estimation of Tannin . . . . . . . . ULZER (F.). Estimation of Indigotin in Indigo . . . . . DREAPER (W . P.). Estimation of Alizarin and Allied Colouring Matters TSCHIRCH (A.). Detection of Copper Phyllocyanate in Green Preserves . EUIZAND . Action of Sodium Peroxide on Natural and Artificial Colouring Matter of Wine . . . . . . . . . . . JOLLES (A.). Detection of Bile Pigment in Urine . . . . . STUDENSKY (A.). KLUG (F.). Estimation of Albumin . . . . . . . . OLLENDORFF (A.). Detection of Albumin in Urine . . . . . METER (F.). Estimation of Sulphur in Regenerated Gas-purifying Material . . . . . . . . . . . . HOFFMANN (F.). Estimation of Free Acids in Salts of the Heavy Metals MLEEPER {J . F.). Precipitation of Barium Sulphate in Presence of Silica .Decomposition of Barium Sulphate by Hydrofluoric acid . . . Test for " Saccharin ') in presence of Sulphuric acid GEBEK (L.). Estimation of Fat . . . . . . . . RIEBLER (E.). SrsLEy (P.). Estimation of Urobilin in Urine . . . . . ZEGA (A.). Colorimetric Estimation of Iron . . . . . . SLEEPER (J . F.). Estimation of Nickel . . . . . . . KEEICHQAUER (A.). Electrolytic Estimation of Lead . . . . LODRY DE BRUI-N (C . A.). Analysis of Phosphor-tin . . . . HOLAND (R.). Paraifin Estimations . . . . . . . . SPULLER (J.) and S . KALMAN . Estimation of Chromium in Chrome steel and in Chrome-iron ore . . . . . . . . LOBBY DE BRUTN (C . A) . Analysis of Mixtures of Sperm Oil and Mineral Oil . . . . . . . . . . . . . ELION (H.). Partial Decomposition of Constituents of Beer by Ebullition, and its Effect on the Estimation of Carbonic Anhydride, and on the Detection and Estimation of Alkyl Groups Rosaniline Hydrochloride as a Reagent for the Detection Detection of Sulphurous acid .. . . . . . . attached to Nitrogen . . . . . . . . . . of Mineral acids in Vinegar LIEBEN (A.). Xstimation of Formic acid . . . . . . HERZIB (J.) and H . MEYER . GRIGGI ((3.). NICKEL (E.). Colour Reactions of Amines and Aldehydes without addition of Acids . . . . . . . Use of Sodium Hydrogen Tartrate in Alkalimetry . Detection of Mineral Acids i t 1 presence of Organic acids . Estimation of Iodine in preserce of Bromine and Chlo- rine . . . . . . . . . . . . . SPICA (M.). Detection of Iodates in Alkali Toddes . . . . . Estimation of Ammonia in presence of Sulphides or Cya- nides .. . . . . . . . . . . . HEWRY (E.). Estimation of Nitric acid with the Xitrometer . . . . . . . . GILES (W . B.). Modified 'Litre' Flask . . . . . . . BOBZTTEAEBER (A.). NICKEL (E.). GBOGER (ill.). HENRY (E.). . . . PAQE ii. 163 ii. 163 ii. 163 ii. 164 ii. 164 ii. 165 ii. 165 ii. 163 ii. 166 ii. 166 ii. 166 ii. 167 ii. 168 ii. 169 ii. 169 ii. 170 ii. 170 ii. 170 ii. 171 ii. 171 ii. 172 ii. 172 ii. 214 ii. 215 ii. 215 ii. 215 ii. 215 ii. 217 ii. 217 ii. 217 ii. 218 ii. 218 ii. 218 ii. 219 ii. 219 ii. 219 ii. 219 ii. 251 ii. 251 ii. 251 ii. 251 ii. 252 ii. 252 ii. 252CONTEXTS. XXV PAGE JOLLES (A.). Detection of Nitrites in Urine . . . . . . ii, 253 BASKERVILLE (C.). Rapid method for the Estimation of Phosphorus in Titaniferous Iron Ores .. . . . . . . . ii, 253 PEMBERTON (H.). Estimation of Phosphoric acid by Titrating the Molybdate Precipitate . . . . . . . . . ii, 264 JANNASCH (P.). Decomposition of Silicates by Concentrated Hydrochloric acid under pressure . . . . . . . . . . ii, 254 WARREN (H. N.). Solvent action of Tartrates on Metallic Oxides . . ii, 254 SNITH (E. F.). Electrolytic Separations . . . . . . . ii, 254 ROSS (B. B.). Electrolytic estimation of Copper in Invert Sugar . . ii, 254 TEXTOR (0.). Rapid analysis of Blast Furnace Slag . . . . ii, 255 SEELIGER (R.). sium Phosphates . . . . . . . . . . ii, 25.5 JUPTNER (H. v.). Separ;ttion of Nickel and Cobalt in Steel Analyses . ii, 256 DEIFEIS (L. M.) and F. L. KORTILIOHT. Separation of Thorium from the Rare Earths of the Cerium and Yttrium Groups .. . . ii, 256 ALESSAKDRI (I?. E.). Estimation of Organic Matters in Potable Waters . ii, 256 MALFATTI (H.) . Simultaneous Estimation of Carbon, Hydrogen, and Nitrogen . . . . . . . . . . . . ii, 257 KRUGEB (M.). Estimation of Nitrogen in Benzene, Pyricline, and Quino- line Derivatives, by Kjeldahl’s Method , . . . . . ii, 258 POND (G. G.). Apparatus for the Rapid Estimation of Combustible Gases ii, 258 PERL (*J.). Estimation of Oil of Turpentine in Alcohol . . . . ii, 259 UORNTRAEGER (A.). Estimation of Alcohol in Wines . . . . ii, 259 ZINNERMANN (L.). Estiniation of Phenol . . . . . . ii, 299 STERN (J.) and P. HIRSCH. tions : Estimation of Sugar in Sweet Wines . . . . . ii, 260 FLINT (E. R.). Grarimetric Estimation of Yentaglucoses .. . ii, 260 HOTTER (E.). Estimation of Pentosans . . . . . . . ii, 260 FEETJND (E.) and G. TOEPFER. of Urine . . . . . . . . . . . . ii, 260 TOEPFER (G.). Estimation of the Acidity of Gastric Juice . . . ii, 262 WEIBULL (M.). Preserration of Milk for Estimation of Fat . . . ii, 263 WEIBTJLL (M.). Estimation of Fat in Bread . . . . . . ii, 263 LEWXNSKY (J.). Estimation of Aeparagine . . . . . . ii, 263 KELLEB (C. C.). Estimation of Emetine in Radix Ipecacuanhm . . ii, 263 HTJSTON (H..A.) and W. F. MCBRIDE. Modification of Grandeau’s Method for the Estimation of Humus . . . . . . ii, 264 PHILLIPS (F. C.). Phenomena of Oxidation and Chemical Properties of Gases . . . . . . . . . . . ii, 293,294 JANNASCH (P.) and J. LOCSE. Estimation of Water in Eygroscopic Sub- stances.. . . . . . . . . . . . ii, 296 KONINCS (L. L. DE). Schloesing’s Method of Estimating Kitric acid . ii, 296 HOLLEMAN (A. F.). Volumetric Estimation of Phosphoric acid . . ii, 297 ~CROBAUGH (F. L.). Estimation of Graphite in Pig Iron . . . . ii, 297 BENNEVILLE (J. 5. DE). Copper Analysis. . . . . . . ii, 297 BENNEVILLE (J. S. DE). Analysis of Pig-Copper, Brass, and Bronze . ii, 298 NETJMANN (G.). Detection of Aluminium . . . . . . ii, 298 CAMPBELL\(E. D.). Estimation of Nlckel in Nickel-Steel. . . . ii, 298 WESTESSON (J.). Estimation of Nickel in Steel . . . . . ii, 299 STEBBINS (J. H.). in Presence of Complex Organic Mixtures . . . . . . ii, 299 MCELROY (I(. P.). Detection o i Salicylic acid in Food . . . . ii, 299 BONDZY~GSKI (S.). Estimation of Fat in Cheese .. . . . ii, 300 DONATH (E.) and R. STRASSER. Estimation of Indigotin in Indigo. . ii, 330 STEIN (V.). Estimation of Crude Fibre . . . . . . . ii, 300 ANDERLINI (F.). Laboratory Apparatus . . . . . . . ii, 329 BELL (J. C.). Estimation of Moisture in Wood Pulp . . . . ii, 330 JANNASCH (P.). Estimation of Arsenic . . . . . . . . . ii, 330 Estin:ation of Ferric, Manganous, Calcium, and Magne- Solubility of Lead Oxide in Sugar Solu- Estimation of the Alkalinity and Acidity Estimation of Potassium Iodide and Sodium Acetate Estimation of Sulphur in Sulphides, and Simultaneousxxvi CONTENTS . PLATTEN (F.). Estimation of Arsenic in Copper . . . . . GOOCH (F . A.) and B . EODQE . Detection of Arsenic when Associated with Antimony and Tin . . . . . . . . . KULISCH (P.).Testing for Boric Acid in Wine Ash . . . . WOLKOWICZ (A.). Estimation of Carbonic Anhydride in Presence of Soluble Sulphides . . . . . . . . . . VENTUROLI (G.). Volumetric Estimation of Magnesium . . . . FORTE (0.). Estimation of Calcium and Magnesium . . . . MEYER (F.). Valuation of Zinc Dust . . . . . . . MUSPRATT (M.). Estimation of Cadmium . . . . . . SANITER (E . H.). . KONINCK (L . TJ . DE) . . KUSTER (I? . W.). Acidinietric Estimation of Substances that form . . . . . . SAMELSON . Volumetric Sugar estimations . . . . . . K~SASS (J . J.). Estimation of Acidity in Gastric Juice . . . . LENZ (W.). Estimation of Essential Oils, especially in Oil of Cloves and Oil of Mace . . . . . . . . . . . SAMELSON . Detection of Adulteration in Lard . . . . . . BEVAN (E .J.). . . . . AITKEN (A . I?.). . FISCHER (C . S.). Estimation of Glycocine . . . . . . BRAUTIQAM and EDELMANX . Detection of Horse-flesh . . . . NOVI (I.). Estimation of Oxygen in the Blood . . . . . RICHMOND (H . D.). Estimation of the Strength of Sulphuric acid . . HANDY (J . 0.). Estimation of Phosphorus in Iron, Steel, and Ores con- taining Arsenic . . . . . . . . . . . DOOLITTLE (0 . S.) and A . EAVENSON . Dudley’s Method of Estimating Phosphorus in Steel . . . . . . . . . . DAY (W . C.) and A . P . BRYANT . Comparison of Pemberton’s Method of Estimating Phosphoric Acid with the American O5cial Process . ROSS (B . B.). . BORNTRAQER (H.) . Recovery of Molybdic acid from Residues, and . . . . . . CANERON (A.). Estimation of Silica . . . . . . . . FLEITMABN (T.).Estimation of Impurities in Commercial Nickel . . PHILLIPS (F . C.). Oxidation and Chemical Properties of Gases . . PAXTON (H . D.). Estimation of Glycerol in Wine . . . . . PIZZI (A.). Butter Fat . . . . . . . . . . WEIBULL (M.). Estimation of Fat in Bread . . . . . . MCILHINEY ( P . C.). . SALKOWSEI (E.). Acetone in Urine . . . . . . . . BAUMERT ((3.) and K . HALPERN . Chenopodine . Detection of Chenopo- dium Seed in Flours . . . . . . . . . . VEDRODI (V.). Decomposition of Prote’ids, &c., by Alkaline Hydrox- ides . . . . . . . . . . . . . MILLER (J . A.). The Analysis of Malt . . . . . . . SCH J E X N I N ~ (H.) . Quantitative Separation of the Amorphous Nitro- . . . . . . . SALKOWSKI (E.). Peptone in Urine . . . . . . . VTLLIBRS (A.) and M .FAYOLLE . Detection of Hydrochloric acid . . ILOSVAP DE XAGY ILOSTA L . Colorimetric Estimation of Am- monia . . . . . . . . . . . . . ERUGER (M.). Wet Method for Estimating Nitrogen in Nitrates and in Nitro- and Nitroso-Compounds . . . . . . . . LUNG~E (8.) and A . LWOFF . Estimation of very small quantities of the Kitrogen acids . . . . . . . . . . . SHIMER (P . W.). Estimation of Silica in Blast Furnace Slag . . Estimation of Manganese in Minerals arid Metals Estimation of Silicon and Aluminium in Iron Molecular Coinpounds with Picric acid Detection of Cotton-seed Oil in Lard Estimation of Moisture and Oil in Linseed Cake . Direct Estimation of Citrate soluble Phosphoric acid Remarks on Phosphoric acid Estimation A New Method of Analysing Fats and Resins . genous Compounds in Beer Wort GLADDING (T .S.). Estimation of Sulphur in Pyrites . . . . JOHNSON (5 . W.). Eetimation of Phosphoric acid . . . . . PAGE ii. 330 ii. 331 ii. 331 ii. 331 ii. 332 ii. 332 ii. 332 ii. 333 ii. 333 ii. 333 ii. 333 ii. 334 ii. 334 ii. 335 ii. 335 ii. 335 ii. 336 ii. 336 ii. 336 ii. 364 ii. 364 ii. 365 ii. 365 ii. 365 ii. 365 ii. 366 ii. 366 ii. 366 ii. 367 ii. 368 ii. 368 ii. 369 ii. 370 ii. 370 ii. 3170 ii. 371 ii. 371 ii. 371 ii. 352 ii. 396 ii. 307 ii. 397 ii. 397 ii. 398 ii. 398 ii . 399CONTENTS . xxvii ROBINSON (N.). Sources of Error in Potash Xstimations . . . RUDORFF (F.). Electrolytic Analysis . . . . . . . BACH (0.). Valuation of Zinc Dust . . . . . . . METER (F.). Analysis of Zinc Ores, Zinc Dust. Zinc Ores, &c . . . DENKIS (L .31.) and B . S . CFSRYAK . Analytical Properties uf Iron Phosphide and Phosphate . . . . . . . . . S C ~ ~ ~ I I D T (F . W.). Estimation of Nickel by Means of Mercuric Am- monium Cyanide . . . . . . . . . . BASKERT-ILLE (C.). Separation of Titanium from Iron . . . . BASKEBT-ILLE (C.). Estimation of Zirconiam by means of Sulphurous acid . . . . . . . . . . . . . PHILLIPS (F . C.). Quantitative Analysis of Natural Gas . . . XOELOFSEN (J . A.). Iodine Absorption of some of tlie Rarcr Fatty Oils . MMCILHIXEY (P . C.). Estimation of Rosin Oil ii; Miner:iI Oils . . B I T T ~ (B . V.). Estimation of Lecithin in Plants . . . . . SCHAR (E.). AlkaloYd-like Reactions of Acetanilide . . . . . HEUT (G.). Estimation of Nicotine in Tobacco . . . . . DENIU~S (G.). Rapid Titration of Xantho-Uric Compounds in Urine .GZTICHARD (P.). Composition and Analysis of Yeast . . . . VORTMANN (G.). Electrolytic Estimation of the Halogens . . . VILLIERS (A) and M . FAYOLLE . Detection of Traces of Chlorine . . MEILL~RE (G.). Estimrution of Chlorides in Products of Organic Origin . EKBEL (R.). Separation of Chlorine fro= Bromine . . . . VILLIEES (A) and iM . FAYOLLE . Detection of IIgdrohrornic acid . . ~rILLICRS (A.) and M . FAYOLLE . Estimation of Iodine . . . . BARILL$ . Estimation of Nitric acid . . . . . . . KASSKER (0.). Applications of Sodium Peroxide in Analysis . . . FA~BENDE H. (R.). Separation of the Alkalis by means of their Auro- cliloridee . . . . . . . . . . . . FRAKCOIS . Estimation of Mercury in Presence of Iron . . . . FRAK~ESCHI (G.). Volumetric Estimation of Gold .. . . . PRUR-IER (L.) . Separation and Estimation of Small Quantities of KUSTER ( F . W.). Iodoinetric Estimation of /3-?Saphthol . . . . RUIZAKD (L.). Estimation of Albumin by MQlia’s Process . . . KIPPEKBERGER (C.) . A simple Apparatus for Measuring Gases . . SIDEBSKY (D.). Apparatus for Volumetric Analysis . . . . PEEFIELD (S . L.). Methods for the Estimation of Water . . . . GOOCH (F . A.) and D . A . KREIDER . Detection of Alkali Perchiorates in . . . . VITALI (D.). Volumetric Estimation of Iodine, Iodic acid, and Iodates . LOKXES (C.). Iodometric Studies and tlic Constitution of Iodide of Stnrch . . . . . . . . . . . . KAST (H.) and F . LAGAI . . SCHULZ (H.). Estimation of Total Sulphur in Urine . . . . VOIT W.).&timation of Total Nitrogen in Urine by the Schneider-Seegen Method . . . . . . . . . . . . MASSOK . Analysis of Commercial Sodium Kitrite . . . . . GOOCH (F.) and I . K . PHELPS . Reduction of Arsenic acid by tlie Action . . . . . SACHBSE (R.) and A . BECKER . Decomposition of Silicates by Ferrous KIPPEKBERGEX (C.). Volumetric Separation of Hydroxides, Carbonates, arid Bicarbonates . . . . . . . . . . . EKKER (E . H.). Estimation of Sodium Hyposulphite . . . . BORISSOW (P.). Estimation of Cgstin . . . . . . . SAKDLUND (H.). Detection of Iodine in Urine . . . . . SABATIER (P.). A Test for Copper . . . . . . . . Metliylic and Ethylic Alcohols . . . . . . . . GFASTI (G.). Testing Phenncetin . . . . . . . . HODLANDER ((3.). Gas Baroscope . . . . . . . . the Presence of Chlorides, Chlorates, and Nitrates Estimation of Sulphur in Earth-nut Oil . of Hydrochloric acid and Potassium Bromide and Manganese Oxides . . . . . . . . . PAGB ii. 399 ii. 399 ii. 400 ii. 400 ii. 400 ii. 401 ii. 401 ii. 401 ii. 401 ii. 402 ii. 402 ii. 402 ii. 403 ii. 403 ii. 403 ii. 403 ii. 404 ii. 426 ii. 426 ii. 427 ii. 427 ii. 428 ii. 428 ii. 429 ii. 429 ii. 429 ii. 430 ii. 430 ii. 431 ii. 431 ii. 431 ii. 432 ii. 432 ii. 432 ii. 471 ii. 472 ii. 473 ii. 473 ii. 4#74 ii. 474 ii. 475 ii. 476 ii. 4’76 ii. 476 ii. 476 ii. 4’77 ii. 477 ii. 478 ii. 479sxviii CONTENTS . NEYER (F.). Assay of Zinc Dust . . . . . . . . SMITH (K . F.) and P . HEYL . Employinent of ,M ercnric Oxide in Ana- lysis . . . . . . . . . . . . . THOMS (H.). Reaction of Copper Salts . . . . . . . CLASSEN (A.). Quantitative Analysis by Electrolysis . . . . BUDDEN (E . R.) and H . HARDY . Colorimetric E>tiiiintion of Miniite Quantities of Lead, Copper, Tin, and Iron . . . . . . NAYS ((3.). Estimation of Manganese, Magnesium, Zinc, Cobalt, and Nickel by Classen’s Oxalaf. e Process . . . . . . . PRATT (J . H.). Estimation of Ferrous Iron in Silicates . . . . JANKASCH (P.) and % . ROSE . Separation of Bismuth, Zinc, and Nickel by Hydrogen Peroxide . . . . . . . . . DEKIG~S (G.). Rapid Detection of Tin . . . . . . . MEBGIN . Separation of Tin from Antimony . . . . . . BROWX’ING (P . E.). Reduction of Vanadic acid by Tartaric acid, and its . . . . . . COTTON (S.). Analysis of Gold Ores . . . . . . . . BOOT (J . C.). Modification of Romljn’s Apparatus for the Estimation of Dissolved Oxygen . . . . . . . . . . BURGESS (W . T.). Apparatus for Collecting Samples of Water some dis- tance beneath the Surface . . . . . . . . . HARVEY (S.). Apparatw for the Extraction of Gases dissolved in Water . . . . . . . . . . . . RIMBACII (E.). The Relation of Saccharimeter Degrees to Angular Degrees . . . . . . . . . . . . KILLING (C.). Gravimetric Estimation of Sugar by Feliling’s Solution . PRAGER (A.). Estimation of Sugar by Behling’s Solnticn . . . LASCH~ . Estimation of Sugars by Fermentation . . . . . ALLEN (A . H.). . BORNTRAEGER (A.) . Reactions of Normal and Basic Lead Aeotate with Sodium Carbonate, Sulphate, and Phosphate . . . . . BORNTRAEGER (A) . Xenctions of Normal and Basic Lead Acetate with Sodium Carbonate, Sulphate, or Phosphate in presence of Invert Sugar . . . . . . . . . . . . . VILLIERS (A.) and M . FAYOLLE . Reaction for Aldehydes : DiRerentiation of Aldoses and Ketoses . . . . . . . . . Valenta’s Acetic acid Test . . . . . . . . . . . . JONES (E . W . T.). Turbidity Temperature of Oils and Fats with Glacial Acetic acid . . . . . . . . . . . . WELMANS (P.). Stable form of Hubl’s Iodine Solution . . . . CHAPMAN (A . C.) and J . F . ROLFE . . BEHRENS (H.). Nicrochemical Examination of Quinine . . . . KELLER (C . C.). Estimation of the Alka!oide in Strychnos Seeds . . STOEDER (W.). Assay of Cortex Branat; . . . . . . CROSSMAN (T.). Analysis of Malt . . . . . . . . JOLLES (A.). Titration in Alkaline Solution by Iodine Examination of Urine for Small Quantities of Sugai- CHATTAWA4Y (w.), T . H . PEARMAIN, and C . G . MOOR . Analytical Constants of Seal Oil Estimation of Bilirubin in Bile . . . . . . PAQJ ii. 479 ii. 479 ji. 480 ii. 480. ii. 481 ii. 482 ii. 482’ ii. 482 ii. 482’ ii. 483- ii. 483 ii. 484 ii. 484 ii. 485. ii. 485. ii. 486. ii. 487 . ii. 487 ii. 487. ii. 488 ii. 480 ii. 489 ii. 489. ii. 490. ii. 490 ii. 490 ii. 490. ii. 491 ii. 491 ii. 491 ii. 491 ii. 492.