 In 1947, he tied for 12-13th in Mar del Plata (Najdorf won).In 1948, he tied for 10-12th in Mar del Plata (Eliskases won).In 1948, he finished 3rd-4th with Albéric O'Kelly de Galway, after Najdorf and Ståhlberg, in Buenos Aires (La Plata).