Colt revolver n. (Firearms) A revolver made according to a system using a patented revolving cylinder, holding six cartridges, patented by Samuel Colt, an American inventor, in 1835. With various modifications, it was for many years been the standard for the United States army.
... me to the city and got my outfit, which consisted of a new saddle, bridle and spurs, chaps, a pair of blankets and a fine 45 Colt revolver. Now that the business which brought them to Dodge City was concluded, preparations were made to start out for the Pan Handle country in Texas to the home ranch. The outfit of which I was now a member was called the Duval outfit, and their brand was known as the Pig Pen brand. ... — The Life and Adventures of Nat Love - Better Known in the Cattle Country as "Deadwood Dick" • Nat Love