

Ever a canny competitor in the firearms industry, Colt missed no opportunity to score points over its arch rival, and began a marketing campaign which accentuated this detail. The cylinder of the Police Positive rotated in the clockwise direction, the opposite of firearms maker Smith & Wesson's competing models. Colt named this new security device the "Positive Lock", and its nomenclature ended up being incorporated as a partial namesake for the new revolver. The Colt Police Positive was an improvement of Colt's earlier " New Police" revolver, upgraded with an internal hammer block safety. Designed primarily for sale to federal, state, or local law enforcement agencies, the Police Positive was introduced into the firearms market by Colt's Manufacturing Company in 1905. The Colt Police Positive is a small- frame, double-action revolver featuring a six- round cylinder, chambered for either. However, unique serial numbers were not required until the Gun Control Act of 1968.Blued Colt Police Positive revolver six inch barrelįixed iron half-moon blade front, V-notch rear * NOTE: Some records indicate Colt may have added a "D" prefix as early as 1966. The table covers 1,430,512 guns over 70 years. These serial numbers are for the Police Positive and Detective Special. Prefix means the letter is at the beginning. Fourth variation Colt Detective Special revolvers were manufactured from 1993 to 1995.Ī derivative of the old Colt Police Positive, it was produced to meet the market demand for a gun that was easily concealed.These third variation models introduced the full shrouded ejector rod. Third variation Detective Specials were manufactured from 1973 to 1986 in.Wrap-around wood grips were introduced in 1966.

Second variation grips were made of plastic from 1947 to 1954 and wood grips were used thereafter. Two or three inch barrels were available. Second variation Detective Special revolvers were manufactured from 1947 to 1972.First series Detective Specials were manufactured from 1927 to 1946, with square butt grip frames through 1933 and round butt grip frames thereafter.The Colt Detective Special morphed through four (4) variations (or series) in its almost seventy years
