Public domain
Rubber keeps them flying. This bomber needs thousands of pounds of rubber for the landing wheels and bullet-proof fuel tanks. The flyers and ground crews can do none of the important work entrusted to them unless we keep their planes supplied with the prodigious amounts of rubber they require
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineRubber keeps them flying. This bomber needs thousands of pounds of rubber for the landing wheels and bullet-proof fuel tanks. The flyers and ground crews can do none of the important work entrusted to. 1940-01-01. United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.