| page 1 of 2; games 1-25 of 29 |
     |
 |
| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Mason vs A Roberts |
 | 1-0 | 28 |
1876 |
Philadelphia | C77 Ruy Lopez |
| 2. J Mason vs H Gifford |
| 1-0 | 49 |
1878 |
Paris | C77 Ruy Lopez |
| 3. J Mason vs Englisch |
| ½-½ | 59 |
1878 |
Paris | C80 Ruy Lopez, Open |
| 4. J Mason vs Bird |
 | 0-1 | 37 |
1878 |
Paris | C61 Ruy Lopez, Bird's Defense |
| 5. J Mason vs Steinitz |
 | 0-1 | 50 |
1883 |
Tnmt, London | C70 Ruy Lopez |
| 6. J Mason vs E Schallopp |
 | ½-½ | 60 |
1883 |
DSB-03.Kongress | C77 Ruy Lopez |
| 7. J Mason vs J Mortimer |
| 1-0 | 35 |
1883 |
Tnmt, London | C77 Ruy Lopez |
| 8. J Mason vs Max Weiss |
| ½-½ | 40 |
1885 |
DSB-04.Kongress | C77 Ruy Lopez |
| 9. J Mason vs W Pollock |
 | 0-1 | 27 |
1889 |
USA-06.Congress New York | C77 Ruy Lopez |
| 10. J Mason vs Blackburne |
| 1-0 | 41 |
1889 |
06.DSB-Kongress | C66 Ruy Lopez |
| 11. J Mason vs Burn |
 | 1-0 | 48 |
1889 |
USA-06.Congress New York | C67 Ruy Lopez |
| 12. J Mason vs D G Baird |
  | 1-0 | 48 |
1889 |
USA-06.Congress New York | C84 Ruy Lopez, Closed |
| 13. J Mason vs Blackburne |
| ½-½ | 54 |
1889 |
USA-06.Congress New York (24-1) | C66 Ruy Lopez |
| 14. J Mason vs Gunsberg |
| ½-½ | 40 |
1889 |
06.DSB-Kongress | C65 Ruy Lopez, Berlin Defense |
| 15. J Mason vs J W Baird |
 | ½-½ | 33 |
1889 |
USA-06.Congress New York (29-1) | C77 Ruy Lopez |
| 16. J Mason vs Blackburne |
 | ½-½ | 28 |
1892 |
Belfast | C73 Ruy Lopez, Modern Steinitz Defense |
| 17. J Mason vs J N Berger |
| ½-½ | 26 |
1894 |
DSB-09.Kongress | C67 Ruy Lopez |
| 18. J Mason vs Teichmann |
 | 0-1 | 24 |
1894 |
Leipzig | C74 Ruy Lopez, Modern Steinitz Defense |
| 19. J Mason vs Mieses |
 | 1-0 | 47 |
1895 |
Hastings (England) | C71 Ruy Lopez |
| 20. J Mason vs Schiffers |
| ½-½ | 57 |
1895 |
Hastings Intl Tt | C77 Ruy Lopez |
| 21. J Mason vs W Pollock |
| 1-0 | 37 |
1895 |
Hastings Intl Tt | C62 Ruy Lopez, Old Steinitz Defense |
| 22. J Mason vs W Cohn |
| 0-1 | 77 |
1899 |
London | C82 Ruy Lopez, Open |
| 23. J Mason vs Steinitz |
 | 0-1 | 50 |
1899 |
London | C62 Ruy Lopez, Old Steinitz Defense |
| 24. J Mason vs Gunsberg |
| 1-0 | 58 |
1900 |
London | C67 Ruy Lopez |
| 25. J Mason vs Schlechter |
| 0-1 | 33 |
1901 |
Monte Carlo | C84 Ruy Lopez, Closed |
 |
| page 1 of 2; games 1-25 of 29 |
     |
|
 | |

Secrets of Opening Surprises
|
|
|