BOOK REVIEWS

Abstract

Book reviewed in this article:College Zoology: by Robert W. HegnerThe New Champlin Cyclopedia for Young Folks, Science and Invention: edited by George Moreby AcklomGelling Acquainted with Minerals: by George Letchworth EnglishElementary Photography, for Club and Home Use: by C. B. Neblette, and Frederick W. Brehm295 American Birds, Ninety‐two Color Plates from “Bird Portraits in Color,”: by Thomas S. RobertsHandbook of the Heavens: Sponsored by The American Museum of Natural History. Edited by Hubert J. Bernhard, Director of Publications, Junior Astronomy Club; Dorothy A. Bennett, Assistant Curator of the Hayden Planetarium, Adviser, Junior Astronomy Club; and Hugh S. Rice, Associate in Astronomy, American Museum, Scientific Associate, Junior Astronomy ClubOut of Doors, A Guide to Nature: by Paul B. Mann, Associate in Education, American Museum of Natural History, and Head of Department of Biology, Evander Childs High School, New York City; and George T. Hastings, Faculty Member of Nature Camp, Pennsylvania State College, and Head of Department of Biology, Theodore Roosevelt High School, New York CityNature Guiding on Wheels: by William G. Vinal, School of Education, Western Reserve University, Cleveland, O. and by Teachers of Elementary Science, Western Reserve UniversityNature Games: by William G. VinalThe Nature Guide's Dictionary: by William G. VinalTree Flowers of Forest, Park, and Street: By Walter E. Rogers, Professor of Botany in Lawrence College, with drawings from nature by Olga A. Smith, Instructor in Botany in Lawrence College. Binding Blue Terek Homespun, silver embossed cover design by Olga SmithDescriptive Chemistry: by Sherman R. WilsonPlane and Spherical Trigonometry: by H. L. Rietz, Professor of Mathematics, University of Iowa; J. F. Reilly, Professor of Mathematics, University of Iowa; and Roscoe Woods, Associate Professor of Mathematics, University of Iowa