| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. D Fischheimer vs J F Shaw |
| 1-0 | 23 | 1956 | 57th US Open | B56 Sicilian |
| 27. K Smith vs D Fischheimer |
| 0-1 | 45 | 1956 | 57th US Open | C77 Ruy Lopez |
| 28. J Sherwin vs D Fischheimer |
 | 1-0 | 12 | 1956 | 57th US Open | D35 Queen's Gambit Declined |
| 29. D Fischheimer vs P Lapiken |
| ½-½ | 44 | 1956 | 57th US Open | B07 Pirc |
| 30. S Popel vs D Fischheimer |
| 1-0 | 53 | 1956 | 57th US Open | A04 Reti Opening |
| 31. D Fischheimer vs H Gross |
| 0-1 | 21 | 1956 | 57th US Open | C42 Petrov Defense |
| 32. D Fischheimer vs E Marchand |
| 1-0 | 44 | 1956 | 57th US Open | B40 Sicilian |
| 33. D Fischheimer vs D Benge |
| 1-0 | 28 | 1960 | Utah Open | C15 French, Winawer |
| 34. D Fischheimer vs D Eliason |
| 1-0 | 25 | 1960 | Utah Open | B77 Sicilian, Dragon, Yugoslav Attack |
| 35. D Fischheimer vs L Hyder |
| 1-0 | 34 | 1961 | 62nd US Open | B01 Scandinavian |
| 36. R S Moore vs D Fischheimer |
| 0-1 | 41 | 1961 | 62nd US Open | A83 Dutch, Staunton Gambit |
| 37. D Fischheimer vs I Spector |
| 1-0 | 34 | 1961 | 62nd US Open | B90 Sicilian, Najdorf |
| 38. M Colon Romero vs D Fischheimer |
| 1-0 | 40 | 1961 | 62nd US Open | D20 Queen's Gambit Accepted |
| 39. D Fischheimer vs R Plock |
| 1-0 | 39 | 1961 | 62nd US Open | B76 Sicilian, Dragon, Yugoslav Attack |
| 40. Lombardy vs D Fischheimer |
| 1-0 | 32 | 1968 | US Open Ch | C79 Ruy Lopez, Steinitz Defense Deferred |
| 41. Browne vs D Fischheimer |
| 1-0 | 38 | 1971 | Lone Pine | C77 Ruy Lopez |
| 42. C Barnes vs D Fischheimer |
| 1-0 | 71 | 1971 | Lone Pine | C53 Giuoco Piano |
Kibitzing
