BOOK REVIEWS

Book reviewed in this article: Pathogenic Micro‐Organisms, a text‐book of Microbiology for Physicians and Students of Medicine, by Ward J. McNeal, Ph. D. M. D., Professor of Bacteriology in the New York Post‐Graduate Medical School and Hospital, New York . The Examination of School Children, by William H. Pyle, University of Missouri . Field Manual of Trees, by J. H. Schaffner, Professor of Botany, Ohio State University . Chemistry and Its Relation to Daily Life, a text‐booh for students of agriculture and home economics in secondary schools, by Louis Kohlenberg, Professor of Chemistry and Director of the Course in Chemistry in the University of Wisconsin and Edwin B. Hart, Professor of Agricultural Chemistry and Chemist to the Agricultural Experiment Station in the University of Wisconsin . Syllabus of Plane Geometry, by Robert R. Goff, B. M. C. Durfee High School, Fall River, Mass . Essentials of Physics, by George A. Hoadley, Professor of Physics in Swarthmore College . Algebra, Book I, by Fletcher Durell, Ph. D., Head of the Mathematical Department of the Lawrenceville School .