Public domain
Delivery of the first heavy tanks. This is the new fifty-seven-ton tank, known as the M-1 in the initial demonstration. Notice that the gun turrets are on the top, making it possible for the tank to take advantage of irregular land, sheltering the lower part and shooting from revolving turrets on to
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineDelivery of the first heavy tanks. This is the new fifty-seven-ton tank, known as the M-1 in the initial demonstration. Notice that the gun turrets are on the top, making it possible for the tank to t. 1941-01-01. United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.