Triangulation applied to sheet metal pattern cutting : a comprehensive treatise for cutters, draftsmen, foremen and students ... (1920)
Kidder, F. S. (Fred SMith), b. 1863 · New York : The Sheet Metal Publication Company · leaf 283
KINKS and Labor oavmg Methods For Sheet Metal Workers Original Means and Devices Successfully Employed by Sheet Metal Tradesmen for Expediting Work and Saving Material. Edited by William Neubecker. … and unusual value to the sheet Volume One — 119 pages, up- metal tradesman, mechanic, master ward of 100 illustrations, size and foreman for intensive "boiled 4% by 61/4 inches. Cloth bound. Price ^fl.OO down" methods, convenient kinks and short cuts applying to the Volume Two — 120 pages, 114…
Sheet-metal work
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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