Aron Nimzowitsch vs Wilhelm Orbach
Frankfurt Frankfurt GER round 3 1930.09.09
Semi-Slav Defense: Bogoljubov Variation 1-0

Wilhelm Orbach vs Nathan Mannheimer
Frankfurt Frankfurt GER round 11 1930.09.??
Queen’s Indian Defense: Buerger Variation 0-1

Wilhelm Orbach vs Yosef Porat
DSB-26.Kongress Duisburg GER round 6 1929.??.??
Indian Defense: Schnepper Gambit 1-0

Hans Kmoch vs Wilhelm Orbach
Giessen Giessen GER round 1 1928.04.??
Ruy Lopez: Berlin Defense, Closed Bernstein Variation 1/2-1/2

Wilhelm Orbach vs Walther von Holzhausen
Giessen Giessen GER round 7 1928.04.??
Slav Defense: Alapin Variation 1-0