Quote Originally Posted by Rick the Librarian View Post
Just checked on the 554,131 - no small S and a notch in the butt. --RtL
I haven't look at my rifles yet, but I did dig out John's book about 1905-1910 rifles. He stated that the small "s" was discontontinued after the re-build program ended but the "S" still shows up randomly on some later period rifles.

Emri