Hermann Victor Hesse vs Olaf Ulvestad USA-ch South Fallsburg, NY USA round 4 1948.08.14 Ruy Lopez: Bird’s Defense Deferred 0-1

Lajos Portisch vs Olaf Ulvestad
4th Costa del Sol Malaga ESP round 1 1964.02.01
Nimzo-Indian Defense: Leningrad Variation 0-1

Olaf Ulvestad vs Anthony Santasiere
New York ch-ACF New York, NY USA round 9 1939.07.26
King’s Indian Defense: Larsen Variation 0-1

Anthony Santasiere vs Olaf Ulvestad
Ventnor City Ventnor City, NJ USA round 2 1940.07.07
Colle System: Rhamphorhynchus Variation 0-1

Attilio Di Camillo vs Olaf Ulvestad
USA-ch New York, NY USA round 2 1946.10.27
Slav Defense: Czech Variation, Classical System 1-0

Olaf Ulvestad vs Arpad Elo
47th US Open Pittsburgh, PA USA round 4 1946.07.10
Blumenfeld Countergambit 1-0

Olaf Ulvestad vs Arthur Bisguier
47th US Open Pittsburgh, PA USA round 5 1946.07.18
Queen’s Gambit Declined: Barmen Variation 1/2-1/2

John W Collins vs Olaf Ulvestad
Ventnor City Ventnor City, NJ USA round 7 1939.07.13
Dutch Defense: Staunton Gambit 1-0

Olaf Ulvestad vs J S Gell
Inland Empire Open Spokane, Washington 1957.??.??
King’s Indian Defense: Four Pawns Attack 1-0

Robert Henry Steinmeyer vs Olaf Ulvestad
49th US Open Baltimore, MD USA round 6 1948.07.11
Nimzo-Indian Defense: Hübner Variation 0-1