A big thank you to you all, for the help so far.

-Raimy,those odd marks seems to be EF stamps, almost polished away.

-I have seen that thread before. Those barrels has also got the double C stamp. Do any of you know if that stamp is related to Sigott only, or is it a common Ferlach stamp seen on multiple brands?

Last edited by Skrotnissen; 05/18/17 08:36 AM.