Die Tierischen Schdälinge des Ackerbaues.Von SofieEostrupund MathiasThomsenAn Introduction to the Literature of Vertebrate Zoology based chiefly on the titles in the Blacker Library of Zoology, the Emma Shearer Wood Library of Ornithology, the Bibliotheca Osleriana and other Libraries of McGill University, Montreal.Compiled and edited by CaseyA. Wood, M.D., LL.D.Economic Biology for Students of Social Science. Part II, Animal and Vegetable Products.By PhilippaC. Esdaeue, D.SC