45-caliber centerfire Colt Single Action Army. Original Colt Single Action Army patent, submitted by William Mason in 1875. This iconic revolver had a six-chamber cylinder that used a loading gate ...

45 ACP cal.; a Colt Model 1894 U.S. Army .38 DA; and a blued M13 ... S&W began M1917 production on October 27, 1917. The S&W M1917 revolvers all had stepped cylinder chambers, allowing use ...

Considering the breadth of firearms and other weapons curated throughout American history, few inventions left as profound a mark as the Colt Single Action Army revolver. Introduced in 1873 and ...

The U.S. Army adopted the new handgun in July 1873, naming it the M1873, and bought 36,000 revolvers chambered in .45 Colt caliber. The revolver was introduced to the civilian market two months ...

45 ACP (Automatic Colt Pistol) cartridge, it became the U.S. Armed Forces’ standard-issue sidearm following the failures of the Army’s .38 Long Colt revolvers during the fight against the Moro ...