You did not list the serial number. You will need to call S&W.
Smith&Wesson model 14
If you contact Smith & Wesson, they will give you that information.
With the serial number that you have supplied,your Smith and Wesson model 37 was made in the year 1981.
Your Smith and Wesson model 36-1 chief,s special was made in the year 1969 with the serial number you have supplied.
Serial number.
MOdel 10 or 12
@1967
@1974
75
Which model? sales@countrygunsmith.net
Someone over at smith-wessonforum.com will know.
With the serial number that you have supplied,your Smith and Wesson model 10-5 was made in the years 1972-1973.