Karel Opocensky vs Adhemar Da Silva Rocha
Buenos Aires Olympiad fin-A Buenos Aires ARG round 1 1939.09.01
Catalan Opening: Open Defense 1-0

George Alan Thomas vs Adhemar Da Silva Rocha
Buenos Aires Olympiad prel-A Buenos Aires ARG round 7 1939.08.30
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation 1-0