| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. R Postler vs R Fuchs |
| ½-½ | 33 | 1964 | East German Championship | C18 French, Winawer |
| 2. B Starck vs R Postler |
| ½-½ | 31 | 1964 | East German Championship | D44 Queen's Gambit Declined Semi-Slav |
| 3. R Postler vs F Baumbach |
| 0-1 | 40 | 1964 | East German Championship | B33 Sicilian |
| 4. R Postler vs F Stahl |
| ½-½ | 23 | 1964 | East German Championship | C92 Ruy Lopez, Closed |
| 5. L Wehnert vs R Postler |
| ½-½ | 33 | 1964 | East German Championship | A62 Benoni, Fianchetto Variation |
| 6. W Golz vs R Postler |
| 1-0 | 37 | 1964 | East German Championship | A35 English, Symmetrical |
| 7. R Postler vs J Maedler |
| 0-1 | 54 | 1964 | East German Championship | B06 Robatsch |
| 8. B Malich vs R Postler |
| 1-0 | 30 | 1964 | East German Championship | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 9. R Postler vs G Moehring |
| 0-1 | 38 | 1964 | East German Championship | C60 Ruy Lopez |
| 10. Uhlmann vs R Postler |
| ½-½ | 39 | 1964 | East German Championship | A34 English, Symmetrical |
| 11. R Postler vs D Neukirch |
| ½-½ | 33 | 1964 | East German Championship | B43 Sicilian, Kan, 5.Nc3 |
| 12. L Zinn vs R Postler |
| 1-0 | 29 | 1964 | East German Championship | B90 Sicilian, Najdorf |
| 13. R Postler vs U Kuettner |
| 1-0 | 42 | 1964 | East German Championship | C96 Ruy Lopez, Closed |
| 14. H Liebert vs R Postler |
| 1-0 | 24 | 1964 | East German Championship | B90 Sicilian, Najdorf |
| 15. R Postler vs U Bruemmer |
| ½-½ | 30 | 1964 | East German Championship | B14 Caro-Kann, Panov-Botvinnik Attack |
| 16. S Muehlberg vs R Postler |
| 1-0 | 39 | 1964 | East German Championship | D41 Queen's Gambit Declined, Semi-Tarrasch |
| 17. R Postler vs G Schmidt |
| ½-½ | 40 | 1964 | East German Championship | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 18. M Schoeneberg vs R Postler |
| 1-0 | 49 | 1967 | East German Championship | B41 Sicilian, Kan |
| 19. W Golz vs R Postler |
| 1-0 | 29 | 1967 | East German Championship | A04 Reti Opening |
| 20. M Schmidt vs R Postler |
| 0-1 | 53 | 1967 | East German Championship | A71 Benoni, Classical, 8.Bg5 |
| 21. R Postler vs D Neukirch |
| 0-1 | 44 | 1967 | East German Championship | B43 Sicilian, Kan, 5.Nc3 |
| 22. F Baumbach vs R Postler |
| 1-0 | 39 | 1967 | East German Championship | A62 Benoni, Fianchetto Variation |
| 23. R Postler vs L Kollberg |
| 1-0 | 78 | 1967 | East German Championship | B07 Pirc |
| 24. A Csulits vs R Postler |
| 1-0 | 56 | 1967 | East German Championship | A33 English, Symmetrical |
| 25. H Brameyer vs R Postler |
| 1-0 | 26 | 1967 | East German Championship | B41 Sicilian, Kan |
Kibitzing
