I called Roy Jinks at S&W and he said in the 1920's. I bought it from a gentleman in his 80's and it belonged to his father. It appears unfired.
Marlin 1894 44 magnum, Ruger Vaquero 44 magnum, Ruger Super Blackhawk 44 magnum, Ruger Blackhawk convertible 45acp/45colt, Ruger Wrangler.