Thread: S&W .38 special age help, please!
View Single Post
 
Old 11-16-2020, 01:44 PM
glowe's Avatar
glowe glowe is offline
US Veteran

 
Join Date: Nov 2009
Location: Michigan Western UP
Posts: 12,966
Likes: 3,047
Liked 14,349 Times in 5,471 Posts
Default
From my notes, I find that K frames heat treated cylinders started in September, 1919, at about serial number 316648. All other frame sizes were heat treated after 1920.
__________________
Gary
SWCA 2515
Reply With Quote