What serial?
I cannot assign a year of manufacture without you providing a serial number to your Smith and Wesson model 28.
Your serial number indicates that your Smith and Wesson model 59 was made in the year 1975.
With the serial number that you have supplied,your Smith and Wesson model 15 was made in the year 1950.
Your serial number indicates that your Smith and Wesson model 18 was made in the year 1962.
The Smith and Wesson model 19-5 was made from 1982-1985.
Smith&Wesson model 14
The Smith and Wesson model K14-3 was produced from 1947-1982. You would need to write into Smith and Wesson with the model and serial number. They can pull the date and send it back to you.
With the serial number that you have provided,your Smith and Wesson model 39-2 was made in 1975-1976.
With the serial number that you have supplied,your Smith and Wesson model 39-2 was made in the year 1981.
Your question cannot be answered without you providing the serial number to your model 586 Smith and Wesson revolver.
Your Smith and Wesson model 19 was made in the year 1978 by the serial number that you have supplied.