In 1877, Colt came out with its first double-action, the medium-frame Lightning. The company immediately followed with the Model 1878, a big-bore, double-action brother to the Single Action Army ...

Despite its success in the single-action revolver market, Colt fell behind when double-action revolvers became popular in the late 1870s. The Colt 1878 was a robust, large-frame revolver that ...

Known for its unique double-action mechanism, the Colt 1877 became a popular sidearm during the late 19th century. This video ...

The topmost double-action revolver is the .45-caliber Colt Model 1878 Frontier examined and researched by through the Sweetwater County Historical Museum’s Vintage Firearms Research Program.

In 1878, the Peacemaker was introduced in .44-40, ... Although replaced in 1892 with a new Colt double-action revolver, the M1873 remained in limited service with the U.S. military, ...

SWEETWATER COUNTY -- Three classic antique handguns that belonged to a prominent Rock Springs pioneer were recently examined through the Sweetwater County Historical Museum’s Vintage Firearms ...

In 1878, the Peacemaker was introduced in .44-40, ... Although replaced in 1892 with a new Colt double action revolver, the M1873 remained in limited service with the U.S. military, ...