Public domain
Newport News, Virginia. Worker attaching wire cable preparatory to lifting a cast propellor for a C-3. Formerly propeller blades were bolted on to the shaft, but today the propeller is cast in one piece
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineNewport News, Virginia. Worker attaching wire cable preparatory to lifting a cast propellor for a C-3. Formerly propeller blades were bolted on to the shaft, but today the propeller is cast in one pie. 1941-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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