Keywords: Heavy-tank-OWI-2.jpg A U S Army M6 heavy tank in December 1941 <br>Original caption 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 top In the turret are three-inch guns and a thirty-seven-millimeter antiaircraft gun LOC-image fsa 8b01660 1941-12 United States Office for Emergency Management frame removed PD-USGov M6 Heavy tank |