Public domain
Production. Airplane maufacture, general. An "almost human" machine detects flaws, checks the performance ability of an airplane's electrical system at the Long Beach, California, plant of Douglas Aircraft Company. Most important of the many types of aircraft made at this plant are the B-17F ("Flyin
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Credit lineProduction. Airplane maufacture, general. An "almost human" machine detects flaws, checks the performance ability of an airplane's electrical system at the Long Beach, California, plant of Douglas Air. 1942-01-01. United States. Office Of War Information, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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