A large brass shell case the base marked 37Gun 1941, 4th September 2013

A large brass shell case the base marked 37Gun 1941 RLB together with a 105mm shell marked 1963

Sporting & Militaria with Antiques and Collectors' Items

1941 Brass Bullet/gun Shell Casing 37mm M17

1941 BRASS SHELL CASING 37mm, M16, S.M.C., 9.. NICE!

1941 Brass Bullet/gun Shell Casing 37mm M17

Stewarts Military Antiques - - US WWII 37mm Shell Casing, Dutch Harbor Attack, June 3-4 1942 - $110.00

Comparison of the AK-47 and M16 - Wikipedia

Powder River Ordnance

1942 Wwii Brass Shell Casing [empty]

1941 Brass Bullet/gun Shell Casing 37mm M17

Brass Shell Casing - 44 For Sale on 1stDibs brass artillery shell case for sale, large brass shell case for sale, brass cannon shells for sale

1941 Brass Bullet/gun Shell Casing 37mm M17