Schach-Bücher in Deutsch
This is Henry Grob's groundbreaking work written in German on the move 1. g2-g4. The Grob opening is a very dangerous opening to both the white and black sides in chess.
Grob's Angriff - GERMAN EDITION
This is probably the most famous chess book ever written and is certainly the most influential chess book ever written.Paul Rudolf von Bilguer (21 September 1815 - 16 September 1840) was a German chess master and chess theoretician from Ludwigslust, Mecklenburg-Schwerin.
Handbuch Des Schachspiels - GERMAN EDITION