Larry Mark Christiansen vs Dennis Fritzinger
72nd US Open Ventura, CA USA round 12 1971.08.20
English Opening: Symmetrical Variation, Fianchetto Variation 1-0

Dennis Fritzinger vs Martin Appleberry
72nd US Open Ventura, CA USA round 7 1971.08.15
Amar Gambit 1/2-1/2

James Tarjan vs Dennis Fritzinger
69th US Open Aspen, CO USA round 11 1968.08.22
Sicilian Defense: Alapin Variation, Sherzer Variation 1-0