Colt M1878 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's Manufacturing did not manufacture its own double-action revolver until
.32 Long Colt .32 Long Colt The .32 Long Colt (commonly called the .32 LC or simply .32 Colt) is an American centerfire revolver cartridge. Introduced by Colt's with the New Line revolver in 1873, the .32 Colt was inspired by the .320 Revolver. It originally used a .313 in (7.95 mm)-diameter 90 gr (5.8 g) outside-lubricated bullet, which was later changed to inside lubrication, leading to a diameter change to .299 in (7.59 mm), a slight reduction in bullet weight, and a shortening of overall length. With a case lengthened by .31 in (7.87 mm) over the .32 Short Colt (which means