"Door Knocker", M12 Gun Motor Carriage

The M12 Gun Motor Carriage was the first heavy self-propelled artillery piece of World War II. Only 100 were produced and they saw heavy use in Europe. It was known as the "Door Knocker" because of its long-range bunker busting capability.

Location:
1713 Southwest 11th Street Lawton, OK 73501
Identifier:
0.001
Institution:
U.S. Army Field Artillery Museum