BOOK REVIEWS

Book reviewed in this article: Laboratory Manual of Experiments and Physics by Leonard R. Ingersoll, University of Wisconsin. Commerce and Industry by J. Russell Smith, Columbia University. Modern School Electricity and Magnetism by R. G. Shackel Coopers' Company's School, London. Calculus of Variations, by Gilbert Ames Bliss, Professor of Mathematics, The University of Chicago. Junior Mathematics. Book I, by Ernest R. Breslich, Assistant Professor of Mathematics, The College of Education, and Head of the Department of Mathematics, The University High School, of the University of Chicago. Objective Studies in Map Location, by Harold Rugg, and John Hockett, Lincoln School. Vacation Activities and the School, by the Lincoln Scliool. Description of the Science Laboratories of the Lincoln School of Teachers College, by Earl R. Glen, Charles W. Finley, and Otis W. Caldwell, Lincoln School. Practical Problem Projects by F. W. Rawcliffe, Cicero, Illinois. 112 Pages. 19times25.50 cm. Commerce and Industry by J. Russel Smith, Columbia University. High Lights of Geography, North America, by David S. Jordan and Katharine D. Gather. Essentials of Business Arithmetic, by George W. Miner, Fayette H. Elwell, Professor of Accounting, University of Wisconsin, and Frank C. Touton, Professor of Education, University of Southern California. The Graphical Construction of Eclipses and Occultations, by W. F. Rigge, S. J. Crieghton University, Omaha, Nebraska.