@ 1948
1970
@ 1970
The sn does have CTG as part of it. You need to provide all markings if you want someone to help date it.
It was manufactured in 1948, CTG stands for cartridge.
Without serial number, between 1966 & 1988.
Must know who made it and what model.
S&W will tell you if you call them.
Impossible to answer without the serial number.
Mid 40s or so
No published sn data.
CTG = Cartridge
You must call S&W to find out.