Dear Hans,
Perfect! Thank you for this very neat and helpful link, it does work very well.
This will enhance my understanding where 'my' nightfighters got their Erkennungsmarkenumer originally, really great.
Jaap: knowing your tremendous knowledge and most inventive ways to get to hidden archives and files, "they" have blocked you of course to keep at least one source hidden
Time to update (or change) your browser I guess?
Best regards, Marcel