62 INTERNATIONAL MICROCHEMICAL CONGRESS [Vol. 75 INTERNATIONAL MICROCHEMICAL CONGRESS THIS will be held in Graz, Austria, on the above dates, under the auspices of the Austrian Society for Microchemistry. The provisional programme includes the commemoration of the tenth and twentieth anniversary of the death of Emich and Pregl respectively, both of whom carried out their pioneering work on the development of microchemical techniques in Graz. There will be lectures by well known microchemists covering the whole field of micro- chemistry, reports, exhibitions, receptions by Government and municipal dignitaries, and bestowal of honorary membership of the Osterreichische Gesellschaft fiir Mikrochemie on participants. The Congress President is Professor H. Lieb. Further information and forms of invitation may be obtained from the Congress Secretary, H. Malissa, at the Congress H.Q., Schlogelgasse, 9, Graz, Austria, or from the Hon. Secretary Qf the Microchemistry Group, Donald F. Phillips, 10, Richmond Road, Blackpool, N.S., Lancs. JULY 2ND TO 5TH, 1950