Public domain
One of Uncle Sam's new M-4 tanks is fueled for a training cruise at Fort Knox, Kentucky, where men of the armored forces are developed into hard-bitten "tankers"
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineOne of Uncle Sam's new M-4 tanks is fueled for a training cruise at Fort Knox, Kentucky, where men of the armored forces are developed into hard-bitten "tankers". 1942-01-01. Palmer, Alfred T., United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.