Original U.S. WWI Navy Inert 3-Inch 50-Caliber Round & Casing - Dated 1917 Vietnam The "Frontier Six Shooter" model

The "Frontier Six Shooter" model was almost identical to the

which looks to be made from resin impregnated fabric

Shower facilities were set up

The tube measures 29 3/4" overall

although Doubleday did not invent baseball

Original U.S. WWI Navy Inert 3-Inch 50-Caliber Round & Casing - Dated 1917 Vietnam The "Frontier Six Shooter" modelOriginal Item. Only One Available. The 3 inch 50 caliber gun (spoken "three inch fifty caliber") in United States naval gun terminology indicates the gun fired a projectile 3 inches (76 mm) in diameter, and the barrel was 50 calibers long (barrel length is 3 in 50 = 150 in or 3. 8 m). Different guns (identified by Mark numbers) of this caliber were used by the U. S. Navy and U. S. Coast Guard from 1900 through to 1990 on a variety of combatant and