1963 through 1978.
Your stevens model 65/66 rifle was made during the years 1929-1945.
Thew old model 66 was made between 1983 to 1988. after that the model 66Rt was made from 1993 -1994 the model 66BX was made up to 2005 and the new 66 powermaster is new for 2012
The last year of production for the Remington model nylon model 66 was 1990.These rifles were made from 1959-1990 with a total production of 1,050,336.
The model 11 is a bolt action clip, the model 12 is a bolt action magazine tube, and the model 66 is a autoloader (also a magazine tube). The 11 and 12 were made from 62-65 the 66 was made from 59-89.
The savage/steven model 65-66 was made from 1929-1945 with total production being 174,000 guns.
The Smith and Wesson model 66-1 was made from 1977-1981.
It uses the "K" frame. The Model 66 was the Model 19 in stainless, and with a target trigger. But it was only made in .357 Magnum; it was never made in .44 Magnum. That was the Model 29.
well not sure what year that specfic model made but, The Model 66, which is a stainless steel framed version of the s and w blued model 19, was produced from 1970 until 2005.
1908-1961
This model was made by Noble Arms Co. and was based on their model 60-66 which was a pump shotgun.
I Just Purchased a model 66-4 and mine says, Made in USA Smith & Wesson Sprinfield, Mass
It was made in 1987