100-800 USD depending on condition, accessories, box, tool kit, manual, etc..
I frame
The "J" frame is the Smith & Wesson small frame revolver such as the model 36 .38 special. The smallest frame, as in the model 36 Chief's Special.
Yes, a model 66 is a K frame revolver.
A K frame revolver
K frame.
Six shot, double action, K frame revolver
If the serial number is J75635 then your Smith and Wesson model 36,J frame revolver was made between 1979-1980.
The serial number should be located on the frame,after you open the cylinder.Look where the cylinder arm lays into the frame.
Open the cylinder and look inside on the frame where the crane assembly rests.
Yes
The frame size of a Smith and Wesson model 66 is K.
You have a fixed sight K frame. You will have to call S&W to find out the exact model.