| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. H Weenink vs M Monticelli |
| 1-0 | 56 | 1927 | London Olympiad | C97 Ruy Lopez, Closed, Chigorin |
| 27. Yates vs G Thomas |
 | 1-0 | 29 | 1928 | Hastings 1927/28 | C97 Ruy Lopez, Closed, Chigorin |
| 28. Kashdan / Horowitz / L B Meyer vs Rubinstein |
| ½-½ | 33 | 1928 | Consultation Exhibition | C97 Ruy Lopez, Closed, Chigorin |
| 29. L Steiner vs D Przepiorka |
| 0-1 | 57 | 1928 | World Amateur Championship | C97 Ruy Lopez, Closed, Chigorin |
| 30. H Wagner vs H Weenink |
| 1-0 | 43 | 1928 | The Hague Olympiad | C97 Ruy Lopez, Closed, Chigorin |
| 31. L Steiner vs A Teller |
| 1-0 | 42 | 1928 | Brno | C97 Ruy Lopez, Closed, Chigorin |
| 32. Kashdan vs O Tenner |
| 1-0 | 53 | 1929 | Manhattan CC-ch | C97 Ruy Lopez, Closed, Chigorin |
| 33. Znosko-Borovsky vs L Szwarcman |
| ½-½ | 15 | 1929 | Paris | C97 Ruy Lopez, Closed, Chigorin |
| 34. Maroczy vs Znosko-Borovsky |
| ½-½ | 45 | 1930 | Nice | C97 Ruy Lopez, Closed, Chigorin |
| 35. L Steiner vs Kashdan |
 | 0-1 | 52 | 1930 | Kashdan - L. Steiner | C97 Ruy Lopez, Closed, Chigorin |
| 36. H Wagner vs G Stoltz |
| ½-½ | 33 | 1930 | Swinemuende | C97 Ruy Lopez, Closed, Chigorin |
| 37. I Koenig vs W Michel |
| ½-½ | 40 | 1931 | Prague Olympiad | C97 Ruy Lopez, Closed, Chigorin |
| 38. J van den Bosch vs H Wagner |
| ½-½ | 27 | 1931 | Prague Olympiad | C97 Ruy Lopez, Closed, Chigorin |
| 39. R Broadbent vs H G Rhodes |
| 1-0 | 48 | 1931 | BCF-ch 24th Major Open | C97 Ruy Lopez, Closed, Chigorin |
| 40. O Naegeli vs O Bernstein |
| 1-0 | 41 | 1932 | Bern m | C97 Ruy Lopez, Closed, Chigorin |
| 41. R Michell vs S Khan |
 | 0-1 | 51 | 1932 | Middlesex - Surrey County m | C97 Ruy Lopez, Closed, Chigorin |
| 42. O Naegeli vs O Bernstein |
| 0-1 | 41 | 1932 | Bern | C97 Ruy Lopez, Closed, Chigorin |
| 43. F Norcia vs R Michell |
| 1-0 | 58 | 1933 | Folkestone Olympiad | C97 Ruy Lopez, Closed, Chigorin |
| 44. M Schreiber vs B Tot |
| 0-1 | 35 | 1933 | Yugoslav Amateur Championship playoff | C97 Ruy Lopez, Closed, Chigorin |
| 45. L Steiner vs K Havasi |
| 1-0 | 55 | 1934 | Ujpest | C97 Ruy Lopez, Closed, Chigorin |
| 46. V Tereshchenko vs V Shumilin |
| 1-0 | 41 | 1935 | Kharkov 1st Category | C97 Ruy Lopez, Closed, Chigorin |
| 47. Keres vs G Friedemann |
| ½-½ | 55 | 1935 | Tallinn, Est ch | C97 Ruy Lopez, Closed, Chigorin |
| 48. Keres vs G Friedemann |
| ½-½ | 52 | 1936 | Tallinn tt | C97 Ruy Lopez, Closed, Chigorin |
| 49. V Mikenas vs Keres |
| 0-1 | 46 | 1937 | EST-LAT | C97 Ruy Lopez, Closed, Chigorin |
| 50. F Reinfeld vs M L Hanauer |
| ½-½ | 54 | 1938 | Marshall CC Championship | C97 Ruy Lopez, Closed, Chigorin |
Kibitzing
