PLANE AND SOLID GEOMETRY BY ARTHUR SCHULTZE, PH.D. ASSISTANT PROFESSOR OF MATHEMATICS, NEW YORK UNIVERSITY SCHOOL OF COMMERCE, NEW YORK AND F. L. SEVENOAK, A.M., M.D. ASSISTANT PRINCIPAL OF THE ACADEMIC DEPARTMENT New York THE MACMILLAN COMPANY LONDON: MACMILLAN & CO. LTD. 1908 All rights reserved |