For example, in 1877 Colt introduced a new gun called Frontier (pictured at the top), which was a Single Action Army chambered in the Winchester Repeating Arms Company's .44-40 centerfire cartridge.

The popularity of the Single Action Army in postwar westerns caused Colt to bring the revolver back in 1955, selling it for $125 each. Older nineteenth-century Model 1873s and Peacemakers are ...

Following up on his popular .36-caliber M1851 Navy, Colt introduced the more powerful .44-caliber Army. It proved the most widely used revolver of the Civil War. Nearly 130,000 were in service ...