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 Dragoon Revolver from exploding when fired, unlike the risk that had been demonstrated with the Walker revolvers. In the troublesome events that led to the Civil War, Colt Dragoons became extremely popular. In the beginning Colt Dragoon Revolvers were issued for the U.S. Army's Mounted Rifles. They were carried in pommel holsters on the saddle. The Colt Dragoon Revolver gained popularity among civilians in the Southwest where many had served in the Mexican–American War. The Dragoon became a master weapon for civilians who hailed it as a powerful weapon of the time. Famous users included Joaquin Murietta, the California bandit, Charley Parkhurst,