Public domain
Production. Pratt and Whitney airplane engines. Controls on a radial drill at a large Eastern plant now producing Pratt and Whitney airplane motors. This plant is producing engines at a rate that would stagger the imagination of an Axis industrialist. Pratt and Whitney Aircraft
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Credit lineProduction. Pratt and Whitney airplane engines. Controls on a radial drill at a large Eastern plant now producing Pratt and Whitney airplane motors. This plant is producing engines at a rate that woul. 1942-01-01. United States. Office Of War Information, Feininger, Andreas. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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