50 Caliber WWII shell casing found on the beach in NC. Made 1943

USA 5/38 (12.7 cm) Mark 12 - NavWeaps

Not the kind of shells you expect to find on the beach, The Daily Sun

Found at Sunset Beach, Cape May, NJ. Fossil or maybe slag? : r

WWII shell casings found in Surfside Beach after Hurricane Florence

I have a bullet that has S.L. 43 on the bottom of it. Is this equivalent to a .50 cal round? - Quora

The AM FM spotted near the Anheuser Busch brewery in St. Louis

US WW2 SL 43 .50 Cal. Brass Shell Casing . FLU1905 - Time Traveler Militaria

World War II Ammunition Found in Sand at Topsail Island - Welcome to Topsail Island

Anti air craft hi-res stock photography and images - Alamy

WWII artillery shell casings and a 1950s gin bottle found buried in a London dock

Brown Water Navy in Vietnam Naval Historical Foundation

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

In world war II did American Navy ships recycle their shell casings? - Quora

War Diaries 1943 The Queen's Own Rifles of Canada Regimental Museum and Archive

H-029-5 Ordnance Accidents