I have what i believe to be a smith and wesson .38 double action perfected model.
markings on top of barrel =Smith and wesson springfield mass usa pat'd aug 4 96. dec 2. 98. oct 5. 01 feb 6 06
left side on barrel 38 s&w ctc.
right side = no markings but does have what appears to be a removeable plate.
im not exactly sure if thats what this is or not.
btw serial number is 6911