ISBN 9781363843503 books & textbook
Plane Geometry, With Problems and Applications
Slaught, H. E. (Herbert Ellsworth) 1861 Lennes, N. J. (Nels Johann) 1874-
Wentworth Press /2016-08-27 Hardcover / 296 Pages
isbn-10: 1363843508 / isbn-13: 9781363843503
