Your Description and serial number indicate that you have a Smith and Wesson model 30,or 31 which was made between 1961-1970.
1912
1911
1871
2006
1910
what model, caliber. ????????
Caliber should be on the barrel. SN's were not required until 1968
Early 1930s
No such S&W model number.
What model .38?
The value of an Iver Johnson Magnum 22 caliber revolver would be dependent upon a number of factors. Some of these factors would be the age and condition.
No sn data available