155 mm. Gun M53 Self-Propelled and 8 Inch Howitzer M55 Self-Propelled. FM 6-93 Cannon 8 inch, Houwitzer M2 and M2A1 on Houwitzer Heavy, Towed 8 inch M 115, Cannon 8 inch, M 47 on Howitzer, Heavy, Self-Propelled, Fulltracked, …
