Public domain
Conversion. Army truck parts. Rings and rims, piled to the ceiling in a large Midwest rubber factory now converted to production of war essentials. The spacer rings (left) and the side rings (right) are used for Army transports and supply trucks
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineConversion. Army truck parts. Rings and rims, piled to the ceiling in a large Midwest rubber factory now converted to production of war essentials. The spacer rings (left) and the side rings (right) a. 1941-01-01. United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.