being suitably subdivided), Special Literature of Dye Chemistry. Dr. Mason doen not claim to list more than a fraction of the reference works of merit. Never theless the critic wss surprised to note the ominsion of rveh standard work. as Taylor's two volume "Treatine on Phyrical Chemistry," Lewis and Randall's "Thermodynamics." Mulliken's "Idmtifieation of Pure organic Compounds." Seudder's "Conductivity and Ionirafion con3tantn of organic Compound." and Lewkawit.ch8s "Technolow of oils, Fats and Wares." o n page 22 Guertler's (rather than Guerta's) "Metallographie" is undovbtedly intended. However, the critic wishes t o repeat that every advanced student and teacher can profit HARINE by wing this book MALCOLM
read and dineuued a t lengthin chemicalseminars it will he declared to he admirable. But i t lacks that personal touch which t o the writer means so much in all chemical instruetion. I n a dignified composition, such as this publication, however, if might seem a bit strange, or out of place t o bring in the bersonal element. which recalls that on one oecasion when in eonuer9ation with ''Billy" Mason (yo" all know t h a t superb teacher up a t Troy), the writer timidly ventured to narrate how he taught qualitative analysil-throwing in all sorts of illustrations t o elucidate his various problems-when the dipnified Sir William P. smilingly remarked, "But you woddn't dare put all that into a book which you might write on the fa3einating subject of Qualitative Analysis." The writer was humbled and subdued, yet he couldn't rid himself of the The Story of Early Chemistry. JOHN MAXSON ever recurring thought. "Why notl" We welcome this excellent book. We mourn ST~LLIAN. D. Appleton & Co., New York, the passing away of its distinguished author. 1924. xiii f 566 pp. 13.5 X 21 em. $4.00.
This book will appeal to teachers and advanced students in chemistry. T o the former i t will give a vast fund of facts "sable in the course of their class inrtruction, while t o the latter it offers source material for their more exhaustive study. I" short, it isruppiementary in character and conrtruction, ar well as in eonteots, to most of the more recent volumes rclatingto the history of chemistry. The writer is quite sure t h a t if
E o o * ~F. S n r a TO BE REVIEWED LATER k n d a m e n t e l Concepts of Physics-Heyl. Scientific Method in Education-Trow. College Chemistry-Newell. Experiments in College Chemistry-Newell. Laboratory Chemistry for Girls-Jaques. Chemistry-Kessd.
