Public domain
Army truck manufacture (Dodge). A veritable forest of power. A huge bank of Army and commercial truck engines, but only a very small portion of the power plants required for one day's production
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineArmy truck manufacture (Dodge). A veritable forest of power. A huge bank of Army and commercial truck engines, but only a very small portion of the power plants required for one day's production. 1940-01-01. United States. Office Of War Information, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.