In 1941, he won in Quilmes. In 1941, he took 2nd, behind Paulino Frydman in Buenos Aires, and tied for 6th–8th in the Mar del Plata 1941 chess tournament. In 1943, he took 2nd, behind Najdorf, in Rosario, and took 3rd in Buenos Aires.
In 1941, he emerged victorious in Quilmes. In 1941, he finished second to Paulino Frydman in Buenos Aires, and tied for sixth through eighth place in the Mar del Plata 1941 chess tournament. In 1943, he took second spot behind Najdorf in Rosario, and placed third in Buenos Aires.