Fedor Parfenovich Bohatirchuk vs Frank J Yerhoff
Vancouver Vancouver CAN 1951.08.??
Ruy Lopez: Morphy Defense, Anderssen Variation 1-0

Frank J Yerhoff vs Howard Ridout
Canadian Championship Vancouver CAN 1951.08.??
Czech Defense 1-0

Frank J Yerhoff vs Philipe Brunet
Canadian Championship Quebec CAN 1947.06.??
Bogo-Indian Defense 1-0

Daniel Abraham Yanofsky vs Frank J Yerhoff
Canadian Championship Quebec CAN round 1 1947.06.??
Slav Defense: Czech Variation, Classical System 1/2-1/2

Frank J Yerhoff vs Walter Holowach
Canadian Championship Saskatoon CAN round 3 1945.06.??
Slav Defense: Czech Variation, Classical System 1-0