Public domain
Because of the rubber shortage, many planes roll along assembly lines and onto the flight ramp on wooden wheels
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineBecause of the rubber shortage, many planes roll along assembly lines and onto the flight ramp on wooden wheels. 1942-01-01. Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.