Public domain
Conversion. Pianos to airplane motors. Erstwhile piano keyboard assemblers, Clara Bernas (left) and Bernice Struts, employees of a Chicago piano factory which has been converted to war production, now assemble crank bearings for pneumatic trainer-plane motors. Bernice operates the electric screwdriv
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineConversion. Pianos to airplane motors. Erstwhile piano keyboard assemblers, Clara Bernas (left) and Bernice Struts, employees of a Chicago piano factory which has been converted to war production, now. 1942-01-01. Rosener, Ann, United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.