This is a sample guest message. Register a free account today to become a member! Once signed in, you'll be able to participate on this site by adding your own topics and posts, as well as connect with other members through your own private inbox!
If you don't find an answer you may try here: https://www.fernglasmuseum.at/. This Guy seems to have access to the "Zeiss Kontorbücher" (production lists) which mentions an order for each serial number range.
The symbol on the right side may also be the solution but I can't recognize it on your picture. I think it once had the same white lines like on the left side.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.