Frank Marshall vs Gustave Simonson
Manhattan CC ch New York, NY USA 1899.??.??
Ruy Lopez: Berlin Defense 1-0

Emanuel Lasker vs Gustave Simonson
Match series New York, NY USA round 1 1892.10.11
Ruy Lopez: Old Steinitz Defense, Semi-Duras Variation 1-0

Siegbert Tarrasch vs Gustave Simonson
Berlin Berlin GER 1887.??.??
Four Knights Game: Scotch Variation 1-0

Gustave Simonson vs John Welsh Young
Manhattan CC-Franklin CC Manhattan CC, New York, NY USA 1908.05.30
French Defense: Exchange Variation 1/2-1/2

Gustave Simonson vs S Roberts
New York-Philadelphia m USA 1883.??.??
Queen’s Gambit 0-1