I'm trying to answer a similar question. I've found the following site helpful to me: http://www.p38guns.com/FirstPage.htm
Good luck...
S2
Someone at P38forum.com might be able to assist you.
No such sn in the Walther convention
You will have to contact Walther
You will need to contact Walther to find out.
1961
No such serial number in the PPK/S range.
Dieter Marschall's book on Walther has sn data in it.
Try asking on the p38forum.com
I'm trying to answer a similar question. I've found the following site helpful to me: http://www.p38guns.com/FirstPage.htmGood luck...S2
Try the P38forum
You might have better luck on P38forum.com
Someone at the p38forum.com will probably be able to help you.