Title Gears. Spur, Helical, Bevel and Worm. A Treatise for Draughtsmen, Shop Superintendants, Foremen, Mechanics and Students.
Seller ID 76156
The Technical Press, London. 1961. Second Edition. Hardback. DW. Illustrated. Overall a very good clean copy in lightly soiled and rubbed wrapper that has small close tear to bottom margin of front cover.
SCIENTIFIC, TECHNICAL and MEDICAL mechanical gears