| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. S Schweber vs I Johannsson |
| ½-½ | 41 | 1955 | Wch U20 prel-B | C84 Ruy Lopez, Closed |
| 2. G Tringov vs S Schweber |
 | 0-1 | 38 | 1955 | Wch U20 prel-B | B90 Sicilian, Najdorf |
| 3. S Schweber vs S Johannessen |
| 0-1 | 50 | 1955 | Wch U20 prel-B | A77 Benoni, Classical, 9...Re8, 10.Nd2 |
| 4. S Schweber vs K W Lloyd |
| 0-1 | 58 | 1955 | Wch U20 prel-B | B20 Sicilian |
| 5. S Schweber vs Portisch |
| 1-0 | 54 | 1955 | Wch U20 prel-B | E41 Nimzo-Indian |
| 6. S Schweber vs Spassky |
 | 0-1 | 35 | 1955 | Wch U20 final-A | E59 Nimzo-Indian, 4.e3, Main line |
| 7. S Schweber vs E Mednis |
| 0-1 | 41 | 1955 | Wch U20 final-A | A84 Dutch |
| 8. M Farre vs S Schweber |
| 1-0 | 37 | 1955 | Wch U20 final-A | D79 Neo-Grunfeld, 6.O-O, Main line |
| 9. S Schweber vs Portisch |
| 0-1 | 38 | 1955 | Wch U20 final-A | E41 Nimzo-Indian |
| 10. S Schweber vs G Tringov |
| ½-½ | 89 | 1955 | Wch U20 final-A | E64 King's Indian, Fianchetto, Yugoslav System |
| 11. S Schweber vs P Tanner |
| 1-0 | 23 | 1959 | Circulo de Ajedrez Villa Crespo | A29 English, Four Knights, Kingside Fianchetto |
| 12. V Contreras vs S Schweber |
| 0-1 | 29 | 1959 | Circulo de Ajedrez Villa Crespo | E00 Queen's Pawn Game |
| 13. S Schweber vs R Fedorovsky |
| 1-0 | 35 | 1959 | Circulo de Ajedrez Villa Crespo | A29 English, Four Knights, Kingside Fianchetto |
| 14. J Bolbochan vs S Schweber |
| ½-½ | 17 | 1959 | Circulo de Ajedrez Villa Crespo | E92 King's Indian |
| 15. S Schweber vs S Kamenicki |
| ½-½ | 40 | 1959 | Circulo de Ajedrez Villa Crespo | E41 Nimzo-Indian |
| 16. S Schweber vs R Castelli |
| ½-½ | 37 | 1959 | Circulo de Ajedrez Villa Crespo | A08 King's Indian Attack |
| 17. S Schweber vs V Palermo |
| 1-0 | 34 | 1959 | Circulo de Ajedrez Villa Crespo | E62 King's Indian, Fianchetto |
| 18. S Schweber vs C Incutto |
| ½-½ | 24 | 1959 | Circulo de Ajedrez Villa Crespo | E63 King's Indian, Fianchetto, Panno Variation |
| 19. R Garcia vs S Schweber |
| 0-1 | 89 | 1959 | Circulo de Ajedrez Villa Crespo | D91 Grunfeld, 5.Bg5 |
| 20. A Foguelman vs S Schweber |
| ½-½ | 35 | 1959 | Circulo de Ajedrez Villa Crespo | C89 Ruy Lopez, Marshall |
| 21. S Schweber vs J Kahn |
| 1-0 | 16 | 1959 | Circulo de Ajedrez Villa Crespo | A82 Dutch, Staunton Gambit |
| 22. M Kampelmacher vs S Schweber |
| 0-1 | 20 | 1959 | Circulo de Ajedrez Villa Crespo | B88 Sicilian, Fischer-Sozin Attack |
| 23. S Schweber vs E Reinhardt |
| 1-0 | 46 | 1960 | ARG-ch playoff | E59 Nimzo-Indian, 4.e3, Main line |
| 24. S Schweber vs E Reinhardt |
| ½-½ | 85 | 1960 | Sao Paulo Zonal | E47 Nimzo-Indian, 4.e3 O-O 5.Bd3 |
| 25. S Schweber vs C Dominguez |
| 1-0 | 38 | 1960 | Argentine Championship | A56 Benoni Defense |
Kibitzing
