Lot - A 3 MK7 50cal brass shell casing.

Mk7 MOD-2 3inch Artillery round - General Ammunition Discussion - International Ammunition Association Web Forum

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Does Ammo Go Bad? [Shelf Life & Storage Tips] – Underwater Kinetics

Lot #38 - WW2 Vintage Brass Mk7 MOD-2 5in. 50 CAL Artillery Round Shell Casing Marked SMC 1944 & 90 MM M19 Marked 1944 WW2 - Puget Sound Estate Auctions.com

Wwii Us Trench Art Ashtray Brass Casing Usmc 1

Time pencils and Safety fuzes – Stephen Taylor, WW2 Relic Hunter

Original WWII Era U.S. Navy Gun 3 Inch / 50 Caliber Dual Purpose Naval – International Military Antiques

50 Cal Brass Cases ex-live fired - Relics Replica Weapons

WW2 German, Soviet, Allied militaria, uniforms, awards, weapons history. War relics forum

Lot - A 3 MK7 50cal brass shell casing.

US Navy WW2 3/50 Brass Cannon Casing Salute #4056

Item Relisted! FS WW2 3/ 50 Caliber MK7 Dated 7-1945 BRASS SHELL CASING

50 Cal Shell Casing - Canada

Need help identifying this 3 shell, please (Added information on 3 inch cartridge cases) - General Ammunition Discussion - International Ammunition Association Web Forum