Public domain
Conversion. Pianos to airplane motors. Prior to the conversion of a Chicago piano factory to the manufacture of parts for trainer planes, Lorraine Avezzano operated this boring machine to prepare piano keyboards for further assembly. Today she uses the same machine to process connecting rods for tra
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineConversion. Pianos to airplane motors. Prior to the conversion of a Chicago piano factory to the manufacture of parts for trainer planes, Lorraine Avezzano operated this boring machine to prepare pian. 1942-01-01. Rosener, Ann, United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.