Colt M1878 operated while wearing gloves, so "Alaskan Model" is a misnomer. Colt M1878 The Colt M1878 is a double-action revolver that was manufactured by Colt's Manufacturing Company from 1878 to 1907. It is often referred to as the "Frontier" or the "Double Action Army" revolver. A total of 51,210 Model 1878 revolvers were manufactured from 1878 to 1907, including 4,600 for the US Ordnance Department. These are known as the "Philippine" or "Alaskan" models. Samuel Colt experimented with double-action revolver systems, but he considered them to be unreliable. After Colt's patent expired in 1857, other manufacturers began producing double-action revolvers, but
Colt Open Top Pocket Model Revolver them by 1877. The Open Top Pocket Model was chambered in .22 Short and .22 Long, both using black powder as the propellant. It was equipped with a 7-shot non-fluted cylinder and two different barrel lengths: 2-3/8″ and 2-7/8″. NOTE: It is highly questionable that modern .22 ammunition would be safe to use in antique firearms. Colt Open Top Pocket Model Revolver The Colt Open Top Pocket Model Revolver was a single action pocket revolver introduced by the Colt's Patent Fire Arms Manufacturing Company in 1871. Introduced a year before the Colt Open Top (a model from 1872) and two