BOOK REVIEWS

Book reviewed in this article: Plane Trigonometry, with Tables, by William Wilder Burton, Ph. B., A. M., Assistant Professor of Mathematics, Clemenson College, Clemenson College, S. C. Solid Geometry, by Joseph P. Mc Cormack, Head of the Department of Mathematics in the Theodore Roosevelt High School, New York City. Mathematics for Junior High Schools, by Leo J. Brueckner, Professor of Elementary Education, University of Minnesota, C. J. Anderson, Deen of the School of Education, University of Wisconsin, and G. O. Banting, Superintendent of Schools, Waukesha, Wisconsin. Geometry Workbook, by H. B. Kingsbury, Chairman, Department of Mathematics, West Division High School, Milwaukee, Wisconsin, and R. R. Wallace, Instructor in Mathematics, Calumet High School, Chicago, Illinbis. Mathematics, by Fred Englehardt, Professor of Education in the University of Minnesota, and Mary L. Edwards of the Department of Mathematics, Roosevelt Junior‐Senior High School, Minneapolis. The Carbon Compounds, A Text‐Book of Organic Chemistry, by C. W. Porter, Professor of Chemistry in the University of California. Second Revised Edition Algebra Charts by Edgar Dehn, Columbia University. Columbia Press, 509 Fifth Ave., New York, Set of Six Charts, $1.00; single charts with directions, 15 cents, may be obtained in the bookstores.