| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 226. R Schroeder vs W O Cruz |
| 1-0 | 36 | 1954 | Mar del Plata / Buenos Aires Zonal | D25 Queen's Gambit Accepted |
| 227. W O Cruz vs Panno |
| ½-½ | 19 | 1954 | Mar del Plata / Buenos Aires Zonal | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 228. B Wexler vs W O Cruz |
| 1-0 | 40 | 1954 | Mar del Plata / Buenos Aires Zonal | A07 King's Indian Attack |
| 229. W O Cruz vs C Humerez Estrada |
| 1-0 | 45 | 1954 | Mar del Plata / Buenos Aires Zonal | A13 English |
| 230. J Perez Alcocer vs W O Cruz |
| 0-1 | 30 | 1954 | Mar del Plata / Buenos Aires Zonal | C97 Ruy Lopez, Closed, Chigorin |
| 231. Pilnik vs W O Cruz |
| ½-½ | 63 | 1954 | Mar del Plata / Buenos Aires Zonal | A07 King's Indian Attack |
| 232. C Jauregui vs W O Cruz |
| 1-0 | 38 | 1954 | Mar del Plata / Buenos Aires Zonal | D25 Queen's Gambit Accepted |
| 233. E German vs W O Cruz |
| 1-0 | 22 | 1956 | Fluminense-Minas TC | C64 Ruy Lopez, Classical |
| 234. E German vs W O Cruz |
| 1-0 | 28 | 1956 | Torneio de Inverno | C64 Ruy Lopez, Classical |
| 235. W O Cruz vs Najdorf |
| 0-1 | 37 | 1957 | Rio de Janeiro Zonal | A53 Old Indian |
| 236. W O Cruz vs L Tavares da Silva |
| 1-0 | 42 | 1957 | Rio de Janeiro Zonal | E65 King's Indian, Fianchetto, Yugoslav, 7.O-O |
| 237. W O Cruz vs Panno |
| 0-1 | 40 | 1957 | Rio de Janeiro Zonal | E61 King's Indian |
| 238. L de Campelo Gentil vs W O Cruz |
| ½-½ | 46 | 1957 | Rio de Janeiro Zonal | C77 Ruy Lopez |
| 239. R Cantero vs W O Cruz |
| ½-½ | 73 | 1957 | Rio de Janeiro Zonal | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 240. W O Cruz vs A Esposito |
| ½-½ | 50 | 1957 | Rio de Janeiro Zonal | A15 English |
| 241. W O Cruz vs Letelier |
| 0-1 | 28 | 1957 | Rio de Janeiro Zonal | A21 English |
| 242. W O Cruz vs F Rubio Aguado |
| ½-½ | 44 | 1957 | Rio de Janeiro Zonal | A15 English |
| 243. W O Cruz vs H Rossetto |
| 0-1 | 64 | 1957 | Rio de Janeiro Zonal | A15 English |
| 244. W O Cruz vs M Madeira de Ley |
| 0-1 | 66 | 1957 | Rio de Janeiro Zonal | E63 King's Indian, Fianchetto, Panno Variation |
| 245. L Engels vs W O Cruz |
| 1-0 | 42 | 1957 | Rio de Janeiro Zonal | C50 Giuoco Piano |
| 246. C Humerez Estrada vs W O Cruz |
| 1-0 | 47 | 1957 | Rio de Janeiro Zonal | C92 Ruy Lopez, Closed |
| 247. J Mangini vs W O Cruz |
| 1-0 | 68 | 1957 | Rio de Janeiro Zonal | C97 Ruy Lopez, Closed, Chigorin |
| 248. R Sanguineti vs W O Cruz |
| 1-0 | 30 | 1957 | Rio de Janeiro Zonal | C84 Ruy Lopez, Closed |
| 249. J Perez Alcocer vs W O Cruz |
| 1-0 | 32 | 1957 | Rio de Janeiro Zonal | E50 Nimzo-Indian, 4.e3 O-O 5.Nf3, without ...d5 |
Kibitzing
