| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. L Zinn vs H Hauptmann |
| 0-1 | 69 | 1955 | GDR-ch U18 | C02 French, Advance |
| 27. M Hoppensack vs L Zinn |
| 0-1 | 31 | 1955 | GDR-ch U18 | B16 Caro-Kann, Bronstein-Larsen Variation |
| 28. L Zinn vs B Malich |
| ½-½ | 36 | 1955 | GDR-ch U18 | E76 King's Indian, Four Pawns Attack |
| 29. W Oschatz vs L Zinn |
| 0-1 | 43 | 1955 | GDR-ch U18 | D37 Queen's Gambit Declined |
| 30. L Zinn vs P Krug |
| ½-½ | 46 | 1955 | GDR-ch U18 | B60 Sicilian, Richter-Rauzer |
| 31. L Zinn vs G Moehring |
| 1-0 | 64 | 1955 | GDR-ch U18 | B80 Sicilian, Scheveningen |
| 32. L Kollberg vs L Zinn |
| 0-1 | 37 | 1955 | GDR-ch U18 | A40 Queen's Pawn Game |
| 33. L Zinn vs W Nitsche |
| 1-0 | 49 | 1955 | GDR-ch U18 | B22 Sicilian, Alapin |
| 34. F Thiede vs L Zinn |
| 0-1 | 56 | 1955 | GDR-ch U18 | C11 French |
| 35. L Zinn vs H Kallas |
| ½-½ | 72 | 1955 | GDR-ch U18 | B90 Sicilian, Najdorf |
| 36. R Troeger vs L Zinn |
| ½-½ | 23 | 1955 | GDR-ch U18 | D21 Queen's Gambit Accepted |
| 37. L Zinn vs F Blatny |
| ½-½ | 43 | 1956 | Zittau-A 6th | C55 Two Knights Defense |
| 38. L Zinn vs H Handel |
 | 1-0 | 41 | 1958 | East German Championship | C00 French Defense |
| 39. J Franz vs L Zinn |
| ½-½ | 39 | 1958 | East German Championship | A07 King's Indian Attack |
| 40. L Zinn vs W Golz |
| 0-1 | 56 | 1958 | East German Championship | C00 French Defense |
| 41. H Brandenburg vs L Zinn |
| 0-1 | 51 | 1958 | East German Championship | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 42. L Zinn vs E Keller-Herrmann |
| 1-0 | 30 | 1958 | East German Championship | B23 Sicilian, Closed |
| 43. G Fiensch vs L Zinn |
| ½-½ | 34 | 1958 | East German Championship | A43 Old Benoni |
| 44. L Zinn vs W Breustedt |
| ½-½ | 76 | 1958 | East German Championship | C15 French, Winawer |
| 45. L Zinn vs H Raetsch |
| 1-0 | 74 | 1958 | East German Championship | C15 French, Winawer |
| 46. B Starck vs L Zinn |
| 0-1 | 31 | 1958 | East German Championship | A57 Benko Gambit |
| 47. L Zinn vs A Zirngibl |
| ½-½ | 41 | 1958 | East German Championship | B23 Sicilian, Closed |
| 48. M Kahn vs L Zinn |
| 0-1 | 38 | 1958 | East German Championship | D31 Queen's Gambit Declined |
| 49. L Zinn vs B Dorawa |
| 1-0 | 26 | 1958 | East German Championship | B23 Sicilian, Closed |
| 50. Uhlmann vs L Zinn |
| 1-0 | 24 | 1958 | East German Championship | D31 Queen's Gambit Declined |
Kibitzing
