two matching late 1940's antique american industrial heavy gauge steel m20 perforated artillery shell casings. fabricator or munitions plant unknown. the artillery-type spent shells were fired using a u.s. recoilless 75 mm caliber m20 rifle or gun. the pi
RUBICON MODELS – toylandhobbymodelingmagazine
Weapons An International Encyclopedia From 5000 BC To 2000 AD The
M20 Recoilless Rifle - Internet Movie Firearms Database - Guns in
Original Rare U.S. Edwin Wesson Ornate .41cal Percussion Match
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Original U.S. WWII 1943 Dated Inert M20 Recoilless Rifle M309A1
Machine Guns / Guns Of Fiction - TV Tropes
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Machine Guns / Guns Of Fiction - TV Tropes
Incredible, Museum/Film Quality Steel M20 Recoilless Rifle Remake
Firearms - An Illustrated History, PDF, Firearms