Nelson Dantas vs Julio Sumar
Mar del Plata Zonal Mar del Plata ARG round 2 1951.03.16
Czech Defense 1/2-1/2

Julio Bolbochan vs Nelson Dantas
Mar del Plata Zonal Mar del Plata ARG round 1 1951.03.15
Slav Defense: Alapin Variation 1-0

Szentkiralyi Toth Vince Lukas vs Nelson Dantas
Rio de Janeiro it Rio de Janeiro BRA round 2 1952.04.??
Slav Defense: Bonet Gambit 1-0

Nelson Dantas vs Mauricio Eidelman
Rio de Janeiro it Rio de Janeiro BRA round 6 1952.04.??
Sicilian Defense: Chekhover Variation 1/2-1/2