Samuel Colt new revolver had a stationary trigger and was in a larger caliber. Colt submitted his single prototype to the War Department as a "Holster revolver". Captain Samuel Walker of the Texas Rangers had acquired some of the first Colt revolvers produced during the Seminole War and saw first-hand their effective use as his 15-man unit defeated a larger force of 70 Comanche in Texas. Walker wanted to order Colt revolvers for use by the Rangers in the Mexican–American War, and traveled to New York City in search of Colt. He met Colt in a gunsmith's shop on January 4, 1847,
Colt New Service Model 1892 and Colt Firearms first large caliber revolver with a swing-out hand ejector cylinder. It was made in the popular large caliber revolver cartridges of the day: .38-40, .44-40, .44 Russian, .44 Special, .45 Colt, and .455 Webley. It was made with a blued finish or nickel plating, and with a 4", 4½", 5", 5½", 6", and 7½" barrels. It also came with walnut or hard rubber grips. The Colt M1892 revolver was thought of as a decent handgun for its time, but complaints soon arose concerning the .38 Long Colts stopping power. Beginning in 1899, combat reports from