I recently bought a nice looking (and shooting) 1903A3 and am puzzled by a "SS" stock marking (left side, just above buttplate) that I can't find an explanation for, despite all my research. Anybody to help ?
https://www.milsurps.com/images/impo...d9zg3423-1.jpg
https://www.milsurps.com/images/impo...foeluaxd-1.jpg
Thanks in advance.