| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Klein vs S Schweber |
| 0-1 | 83 | 1963 | Fortaleza Zonal | B28 Sicilian, O'Kelly Variation |
| 2. J Rubinetti vs S Schweber |
| 1-0 | 41 | 1964 | Buenos Aires | B28 Sicilian, O'Kelly Variation |
| 3. K Darga vs S Schweber |
| ½-½ | 30 | 1964 | Tel Aviv Olympiad Final-A | B28 Sicilian, O'Kelly Variation |
| 4. J L Alvarez del Monte vs S Schweber |
| 0-1 | 31 | 1966 | Buenos Aires / Rio Hondo Zonal | B28 Sicilian, O'Kelly Variation |
| 5. H Santa Cruz vs S Schweber |
| 0-1 | 49 | 1966 | Pan American Championship | B28 Sicilian, O'Kelly Variation |
| 6. R Sanguineti vs S Schweber |
| 1-0 | 36 | 1968 | ARG-ch playoff | B28 Sicilian, O'Kelly Variation |
| 7. J L Alvarez del Monte vs S Schweber |
| 0-1 | 34 | 1969 | Mar del Plata Zonal | B28 Sicilian, O'Kelly Variation |
| 8. C Juarez vs S Schweber |
| 0-1 | 17 | 1971 | Mar del Plata | B28 Sicilian, O'Kelly Variation |
| 9. A Rios vs S Schweber |
| 0-1 | 50 | 1977 | Santos Lugares | B28 Sicilian, O'Kelly Variation |
| 10. R Souto vs S Schweber |
| 1-0 | 41 | 1979 | Banco de la Ciudad | B28 Sicilian, O'Kelly Variation |
| 11. R Torres Flores vs S Schweber |
| 0-1 | 43 | 1995 | Trelew Clarin-GP | B28 Sicilian, O'Kelly Variation |
Kibitzing
