K+E Catalog Drafting and Reproduction Equipment and Materials Slide Rules Part 1 (and) Surveying Equiptment Field Books Measuring Tapes Part 2 (41st edition, 2 volumes)

Hoboken NJ: Keuffel & Esser Co, 1949. Soft cover. Fine. An used pair of trade catalogs for K + E, 41st edition, for 1949, part 1, 255 pages, Part 2, pages 256-411+ index, profusely illustrated with diagrams of precision tools. MECHANICAL ENGINEERING.