| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J van den Bosch vs Olland |
| 0-1 | 32 | 1924 | Match | D37 Queen's Gambit Declined |
| 2. Olland vs J van den Bosch |
| 1-0 | 35 | 1924 | Match | C91 Ruy Lopez, Closed |
| 3. J van den Bosch vs A van Wijngaarden |
| 1-0 | 22 | 1925 | Utrecht Winter Competition | C53 Giuoco Piano |
| 4. J van den Bosch vs J Addicks |
| ½-½ | 42 | 1925 | Utrecht-ASC | D63 Queen's Gambit Declined, Orthodox Defense |
| 5. J van den Bosch vs J Graafland |
| ½-½ | 42 | 1925 | NED-chT 1925/26 | E90 King's Indian |
| 6. G Fontein vs J van den Bosch |
| ½-½ | 48 | 1926 | The Hague | A46 Queen's Pawn Game |
| 7. R Loman vs J van den Bosch |
 | 0-1 | 33 | 1927 | Loman - Van den Bosch | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 8. J van den Bosch vs R Loman |
| 1-0 | 28 | 1927 | Loman - Van den Bosch | B23 Sicilian, Closed |
| 9. R Loman vs J van den Bosch |
| 1-0 | 19 | 1927 | Loman - Van den Bosch | C33 King's Gambit Accepted |
| 10. J van den Bosch vs R Loman |
 | 1-0 | 32 | 1927 | Loman - Van den Bosch | D63 Queen's Gambit Declined, Orthodox Defense |
| 11. R Loman vs J van den Bosch |
| 1-0 | 25 | 1927 | Loman - Van den Bosch | C11 French |
| 12. J van den Bosch vs R Loman |
| 1-0 | 35 | 1927 | Loman - Van den Bosch | D10 Queen's Gambit Declined Slav |
| 13. J van den Bosch vs G Oskam |
| 1-0 | 28 | 1928 | NED Team-ch 29 | C67 Ruy Lopez |
| 14. D Reca vs J van den Bosch |
| 1-0 | 34 | 1928 | The Hague Olympiad | D52 Queen's Gambit Declined |
| 15. J van den Bosch vs J Aguilera Bernabe |
| 1-0 | 36 | 1928 | The Hague Olympiad | D51 Queen's Gambit Declined |
| 16. J van den Bosch vs G Kroone |
| 1-0 | 70 | 1928 | Keus cup | C87 Ruy Lopez |
| 17. G Kroone vs J van den Bosch |
| 0-1 | 46 | 1929 | The Hague tt | B20 Sicilian |
| 18. G Fontein vs J van den Bosch |
| 0-1 | 67 | 1929 | The Hague DD | D32 Queen's Gambit Declined, Tarrasch |
| 19. J van den Bosch vs H Weenink |
| ½-½ | 37 | 1929 | Dutch Championship | C14 French, Classical |
| 20. R Loman vs J van den Bosch |
| 0-1 | 19 | 1929 | Dutch Championship | C32 King's Gambit Declined, Falkbeer Counter Gambit |
| 21. J van den Bosch vs Olland |
| 1-0 | 52 | 1929 | Dutch Championship | E34 Nimzo-Indian, Classical, Noa Variation |
| 22. K Geus vs J van den Bosch |
| 0-1 | 34 | 1929 | Dutch Championship | A52 Budapest Gambit |
| 23. J van den Bosch vs J Davidson |
| 1-0 | 34 | 1929 | Dutch Championship | C87 Ruy Lopez |
| 24. J van den Bosch vs E Mulder |
| 1-0 | 45 | 1929 | Dutch Championship | B05 Alekhine's Defense, Modern |
| 25. S Landau vs J van den Bosch |
| 1-0 | 43 | 1929 | Dutch Championship | E60 King's Indian Defense |
Kibitzing
