Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. C Leffmann vs Mason |
| 0-1 | 40 | 1883 | 3rd DSB Congress, Nuremberg | C13 French |
27. F Riemann vs C Leffmann |
 | 1-0 | 31 | 1883 | 3rd DSB Congress, Nuremberg | C22 Center Game |
28. C Leffmann vs Winawer |
 | ½-½ | 56 | 1883 | 3rd DSB Congress, Nuremberg | C80 Ruy Lopez, Open |
29. M Bier vs C Leffmann |
 | 1-0 | 26 | 1883 | 3rd DSB Congress, Nuremberg | C13 French |
30. J Schwarz vs C Leffmann |
 | 1-0 | 34 | 1883 | 3rd DSB Congress, Nuremberg | C11 French |
31. C Leffmann vs A Schottlaender |
| ½-½ | 42 | 1883 | 3rd DSB Congress, Nuremberg | C67 Ruy Lopez |
32. Paulsen vs C Leffmann |
 | 0-1 | 24 | 1883 | 3rd DSB Congress, Nuremberg | C45 Scotch Game |
33. C Leffmann vs E Schallopp |
| 0-1 | 49 | 1883 | 3rd DSB Congress, Nuremberg | C59 Two Knights |
34. C Leffmann vs Bird |
 | ½-½ | 63 | 1883 | 3rd DSB Congress, Nuremberg | B73 Sicilian, Dragon, Classical |