Charles C Crittenden vs Derwin Kerr
57th US Open Oklahoma City, OK USA round 8 1956.07.24
Nimzo-Indian Defense: Normal Variation, Bernstein Defense 0-1

Howard Ohman vs Charles C Crittenden
54th US Open Milwaukee, WI USA round 1 1953.08.10
Slav Defense: Exchange Variation, Symmetrical Line 0-1

Henry Gross vs Charles C Crittenden
57th US Open Oklahoma City, OK USA round 3 1956.07.18
Ruy Lopez: Morphy Defense, Anderssen Variation 0-1

Charles C Crittenden vs Anthony Santasiere
57th US Open Oklahoma City, OK USA round 2 1956.07.17
Queen’s Gambit Declined: Chigorin Defense 1/2-1/2