CLYDE HAWK, MINOR THEORY AND PROBLEMS OF DESCRIPTIVE GEOMETRY 175 SOLVED PROBLEMS COMPLETELY SOLVEDIN DETAIL - 0 - NEW YORK-U.S.A. SCHAUM PUBLISHING 1962 - 212 pag 28 cm - 0 0 . ORTHOGRAPHIC-SKEW LINES/REVOLUTION-VECTOR Subjects--Topical Terms: CIENCIAS PURAS Dewey Class. No.: 516.6 / C259