Still looking for old (pre 1920) Autrian dealers catalogues in order of making correlations between different rim standards for German and Austrian shotshells :
(depending of catalogues and manufacturers different names are used, and furthermore it depends of the time period)
Therefore if you have old manufacturer (G Roth, Hirtenberg, S&B) or dealer catalogues wher you see this names about shotshells rims I would be interested by a scans of the few pages talking about shotshells.
The dealers are for example :
A I Kreps