Public domain
A Brooklyn machine manufacturing firm is seeking machine shop facilities for the machining of very large quantities of Navy brass forgings. Item: socket. Material: Navy brass, two and one-half inches by six inches. Tolerances: plus .002, minus .000. Machines needed: turret lathes, number three Barto
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Credit lineA Brooklyn machine manufacturing firm is seeking machine shop facilities for the machining of very large quantities of Navy brass forgings. Item: socket. Material: Navy brass, two and one-half inches . 1941-01-01. Gruber, Edward. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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