This bloodline traces back the sires to what have been identified as the 3 foundation lines of the German Shepherd. Mutz von der Pelztierfame, Quanto von der Wienerau and Canto von der Wienerau.
The bloodlines may not be complete either because no information is available or the data has not yet been completed. 

Sire Bloodlines for
Greif von der Ostbaar
 
Wicko von Meran
Condor vom Mömlingtal
Lido von der Elisabethenklause
Chlodo vom Schloß Dahlhausen