| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 201. J Agdamus vs O Bazan |
| 1-0 | 48 | 1970 | Buenos Aires qual | A56 Benoni Defense |
| 202. O Bazan vs J Mazzoleni |
| 1-0 | 54 | 1970 | Buenos Aires qual | A00 Uncommon Opening |
| 203. Pilnik vs O Bazan |
| ½-½ | 35 | 1970 | Buenos Aires qual | B48 Sicilian, Taimanov Variation |
| 204. O Bazan vs V Fenoglio |
| 1-0 | 61 | 1970 | Buenos Aires qual | A14 English |
| 205. S Schweber vs O Bazan |
| 1-0 | 40 | 1970 | Buenos Aires qual | A41 Queen's Pawn Game (with ...d6) |
| 206. I Pleci vs O Bazan |
| ½-½ | 67 | 1970 | Buenos Aires qual | D20 Queen's Gambit Accepted |
| 207. O Bazan vs A Anelli |
| 1-0 | 54 | 1972 | Mar del Plata op | A28 English |
| 208. O Bazan vs R Silva Nazzari |
| 0-1 | 51 | 1972 | Mar del Plata op | A36 English |
| 209. O Bazan vs R Scarfo |
| ½-½ | 33 | 1972 | Mar del Plata op | B05 Alekhine's Defense, Modern |
| 210. Letelier vs O Bazan |
| 0-1 | 66 | 1972 | Mar del Plata op | B31 Sicilian, Rossolimo Variation |
| 211. V Brond vs O Bazan |
| 1-0 | 47 | 1972 | Mar del Plata op | A07 King's Indian Attack |
| 212. F Benko vs O Bazan |
| 1-0 | 23 | 1972 | Mar del Plata op | B22 Sicilian, Alapin |
| 213. J Rubinetti vs O Bazan |
| ½-½ | 22 | 1973 | Pinamar tt | B22 Sicilian, Alapin |
| 214. O Bazan vs C Juarez |
| 0-1 | 45 | 1973 | Pinamar tt | A36 English |
| 215. S Schweber vs O Bazan |
| ½-½ | 53 | 1973 | Pinamar tt | A13 English |
| 216. O Bazan vs C Sumiacher |
| ½-½ | 78 | 1973 | Pinamar tt | B25 Sicilian, Closed |
| 217. J Hase vs O Bazan |
| ½-½ | 50 | 1973 | Pinamar tt | B13 Caro-Kann, Exchange |
| 218. O Bazan vs R Garcia |
| ½-½ | 36 | 1973 | Pinamar tt | A10 English |
| 219. Adolfo Saavedra vs O Bazan |
| 0-1 | 50 | 1973 | Pinamar tt | D32 Queen's Gambit Declined, Tarrasch |
| 220. O Bazan vs C Rebizzo |
| ½-½ | 71 | 1973 | Argentine Championship | B13 Caro-Kann, Exchange |
| 221. F Casas vs O Bazan |
| ½-½ | 52 | 1973 | Argentine Championship | A28 English |
| 222. O Bazan vs M Jovanovich |
| 1-0 | 67 | 1973 | Argentine Championship | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 223. A Aparicio vs O Bazan |
| 1-0 | 50 | 1973 | Argentine Championship | A40 Queen's Pawn Game |
| 224. O Bazan vs R Sanguineti |
| 0-1 | 33 | 1973 | Argentine Championship | A07 King's Indian Attack |
| 225. R Hase vs O Bazan |
| 0-1 | 42 | 1973 | Argentine Championship | B06 Robatsch |
Kibitzing
