Game |
| Result | Moves |
Year | Event/Locale | Opening |
51. H Kramer vs P C Gibbs |
| 0-1 | 40 | 1964 | Hoogovens-B | C05 French, Tarrasch |
52. P C Gibbs vs H Lehmann |
| ½-½ | 40 | 1964 | Hoogovens-B | D82 Grunfeld, 4.Bf4 |
53. P C Gibbs vs G Kieninger |
| ½-½ | 20 | 1964 | Hoogovens-B | B81 Sicilian, Scheveningen, Keres Attack |
54. D van Geet vs P C Gibbs |
| ½-½ | 39 | 1964 | Hoogovens-B | C01 French, Exchange |
55. U Koskinen vs P C Gibbs |
| 1-0 | 27 | 1973 | corr 1.EU tt | B76 Sicilian, Dragon, Yugoslav Attack |
56. P Staller vs P C Gibbs |
| 1-0 | 25 | 1973 | corr 1.EU tt | D83 Grunfeld, Grunfeld Gambit |
57. P C Gibbs vs M J Quakkelaar |
| 0-1 | 41 | 1978 | EU-chT1 fin 11 corr | C60 Ruy Lopez |
58. W S Powell vs P C Gibbs |
| 1-0 | 24 | 1985 | corr | A01 Nimzovich-Larsen Attack |