Nemia
Bürger and Fiebig wrote at least one book about the Thoth in German.
http://www.amazon.de/Crowley-Tarot-Liebe-Erfolg-Tarotkarten/dp/3898757773/ref=asap_bc?ie=UTF8
http://www.amazon.de/Spiegel-Deiner...owley-Tarot/dp/3923261357/ref=asap_bc?ie=UTF8
If you like Ziegler's books, you'll probably like theirs.
Could I say anything more damning...?
http://www.amazon.de/Crowley-Tarot-Liebe-Erfolg-Tarotkarten/dp/3898757773/ref=asap_bc?ie=UTF8
http://www.amazon.de/Spiegel-Deiner...owley-Tarot/dp/3923261357/ref=asap_bc?ie=UTF8
If you like Ziegler's books, you'll probably like theirs.
Could I say anything more damning...?