Scranton, PA: International Textbook Company / I.C.S., 1931. Limp cloth cover. Fine. Item #52912
ITC number 519. A total of 86 pages with illustrations and diagrams, nine as colored foldouts. Marbled endpapers. Limp covers bound in original black pebbled cloth with lettering on the spine stamped in gilt and the front cover stamped in blind. A fine copy.