Colt Walker of Texas had been the major purchaser of the early Paterson Holster Pistol (No. 5 model), a five shot cal .36 revolver, and Samuel Walker became familiar with it during his service as a Texas Ranger. In 1847, Walker was engaged in the Mexican-American War as a captain in the United States Mounted Rifles. He approached Colt, requesting a large revolver to replace the single-shot Aston Johnson holster pistols then in use. The desired .44-.45 caliber revolver would be carried in saddle mounted holsters and would be large enough to dispatch horses as well as enemy soldiers. The Colt Walker
.44 Colt 1940, by which time the .44 Colt had been entirely supplanted by more modern handgun cartridges such as the .38 Special and .44 Special. The modern sport of Cowboy Action Shooting has stimulated renewed interest in obsolete revolver cartridges like .44 Colt and, for the first time in nearly 100 years, commercially produced .44 Colt ammunition is available. Brass is available from Starline and can be made by trimming the length of .44 Special cases. .44 Colt The .44 Colt is an American centerfire revolver cartridge that was produced commercially from 1871 until the 1940s. The cartridge was developed for