| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. G Lambert vs Nunn |
 | 0-1 | 44 | 1977 | Lord John Cup | A71 Benoni, Classical, 8.Bg5 |
| 52. Quinteros vs G Lambert |
| 1-0 | 36 | 1977 | Lord John Cup | B07 Pirc |
| 53. G Lambert vs A P Law |
| ½-½ | 45 | 1977 | Lord John Cup | A96 Dutch, Classical Variation |
| 54. J Mestel vs G Lambert |
| ½-½ | 11 | 1977 | Lord John Cup | B07 Pirc |
| 55. G Lambert vs A E Hanreck |
| 1-0 | 38 | 1977 | 1st Lloyds Bank Masters Open | E19 Queen's Indian, Old Main line, 9.Qxc3 |
| 56. M Ginsburg vs G Lambert |
| 1-0 | 46 | 1978 | 2nd Lloyds Bank Masters Open | E97 King's Indian |
Kibitzing
