The Model 19 was produced from 1957 (first model number stampings) to November 1999. The Model 66 was produced from 1970 until 2005. The Model 66 differed by its use of stainless steel and its smooth target-type trigger. The Model 68 was a limited-production version of the Model 66 made for the California Highway Patrol and Los Angeles Police Department chambered in .38 Special with a 6" barrel.
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