| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 751. G Thomas vs L Prins |
| 1-0 | 34 | 1948 | ENG-NED | C84 Ruy Lopez, Closed |
| 752. W A Winser vs G Thomas |
| ½-½ | 66 | 1948 | Hastings 1948/49 | D50 Queen's Gambit Declined |
| 753. G Thomas vs R G Wade |
 | ½-½ | 43 | 1948 | Hastings 1948/49 | C81 Ruy Lopez, Open, Howell Attack |
| 754. G Thomas vs Rossolimo |
| ½-½ | 25 | 1949 | Hastings 1948/49 | B18 Caro-Kann, Classical |
| 755. W J Muhring vs G Thomas |
| 1-0 | 36 | 1949 | Hastings 1948/49 | D50 Queen's Gambit Declined |
| 756. G Thomas vs T Tylor |
| 1-0 | 39 | 1949 | Hastings 1948/49 | C86 Ruy Lopez, Worrall Attack |
| 757. I Koenig vs G Thomas |
| 1-0 | 63 | 1949 | Hastings 1948/49 | D50 Queen's Gambit Declined |
| 758. G Thomas vs P Schmidt |
| ½-½ | 32 | 1949 | Hastings 1948/49 | C86 Ruy Lopez, Worrall Attack |
| 759. B H Wood vs G Thomas |
| 0-1 | 35 | 1949 | Hastings 1948/49 | D55 Queen's Gambit Declined |
| 760. G Thomas vs W Fairhurst |
| 0-1 | 31 | 1949 | Hastings 1948/49 | C73 Ruy Lopez, Modern Steinitz Defense |
| 761. H Saunders vs G Thomas |
| 0-1 | 30 | 1949 | Southsea | A00 Uncommon Opening |
| 762. G Thomas vs P A Ursell |
| 1-0 | 33 | 1949 | Southsea | C00 French Defense |
| 763. Tartakower vs G Thomas |
| 1-0 | 42 | 1949 | Southsea | A06 Reti Opening |
| 764. G Thomas vs J M Aitken |
| ½-½ | 27 | 1949 | Southsea | C86 Ruy Lopez, Worrall Attack |
| 765. G Thomas vs O Friedman |
| 0-1 | 33 | 1949 | Southsea | A07 King's Indian Attack |
| 766. R C Woodthorpe vs G Thomas |
| 0-1 | 35 | 1949 | Southsea | C50 Giuoco Piano |
| 767. G Thomas vs L Barden |
| ½-½ | 26 | 1949 | Southsea | C64 Ruy Lopez, Classical |
| 768. B Goulding Brown vs G Thomas |
| 0-1 | 17 | 1949 | Southsea | C50 Giuoco Piano |
| 769. G Thomas vs Rossolimo |
| ½-½ | 46 | 1949 | Southsea | A07 King's Indian Attack |
| 770. P Wallis vs G Thomas |
| 1-0 | 27 | 1949 | Southsea | A06 Reti Opening |
| 771. J M Aitken vs G Thomas |
| ½-½ | 24 | 1949 | British Championship | C71 Ruy Lopez |
| 772. G Thomas vs H Kramer |
| 1-0 | 50 | 1949 | Netherlands - Great Britain | C84 Ruy Lopez, Closed |
| 773. H Kramer vs G Thomas |
| 1-0 | 37 | 1949 | Netherlands - Great Britain | D50 Queen's Gambit Declined |
Kibitzing
