Wally has written a very interesting guest post at MArooned blog about the 57mm M18A1 recoilless rifle.
Note the interesting cartridge design. The cartridge is intentionally covered with holes to vent gas into the gun.
Wally has written a very interesting guest post at MArooned blog about the 57mm M18A1 recoilless rifle.
Note the interesting cartridge design. The cartridge is intentionally covered with holes to vent gas into the gun.