Methods of machine shop work : for apprentices and students in technical and trade schools (1914)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York : McGraw-Hill · leaf 23
to pieces and mingletheir parts and the 100 locks may be put together by taking the pieceswhich come to hand. Equally definite and more competent testimony is found in areport rendered in 1800 by Capt. Decius W^adsworth, inspector 12 METHODS OF MACHINE SHOP WORK of muskets, to the Secretary of the… … Fig. 2.—The genesis of the manufacturing system. ^ Almost contemporaneous with Whitneys contract was one executed withCol. Simeon North for 500 horse pistols, and, although this contract was ob-tained fourteen months after Whitneys, deliveries under it began earlier. Ina biography of Colonel North…
Machine-shop practice
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