| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. E Formanek vs F Metz |
 | 1-0 | 10 | 1967 | 68th US Open | C41 Philidor Defense |
| 27. E Formanek vs A Saidy |
| 0-1 | 41 | 1967 | 68th US Open | B62 Sicilian, Richter-Rauzer |
| 28. G Simms vs E Formanek |
| 0-1 | 18 | 1967 | 68th US Open | B59 Sicilian, Boleslavsky Variation, 7.Nb3 |
| 29. E Formanek vs Browne |
| 1-0 | 37 | 1967 | 68th US Open | B62 Sicilian, Richter-Rauzer |
| 30. E Formanek vs R Byrne |
| 1-0 | 34 | 1967 | 68th US Open | C02 French, Advance |
| 31. Benko vs E Formanek |
| 1-0 | 37 | 1967 | 68th US Open | A00 Uncommon Opening |
| 32. J W Collins vs E Formanek |
| ½-½ | 67 | 1967 | 68th US Open | A61 Benoni |
| 33. L Spassov vs E Formanek |
| 1-0 | 30 | 1968 | WchT Students 15th final A | C16 French, Winawer |
| 34. E Formanek vs G Pollak |
| 1-0 | 40 | 1968 | WchT Students 15th final A | C90 Ruy Lopez, Closed |
| 35. A Kapengut vs E Formanek |
| 1-0 | 36 | 1968 | WchT Students 15th final A | C05 French, Tarrasch |
| 36. L Mista vs E Formanek |
| 0-1 | 40 | 1968 | WchT Students 15th Group5 | C02 French, Advance |
| 37. E Formanek vs P Brandts |
| 1-0 | 34 | 1968 | USA | D25 Queen's Gambit Accepted |
| 38. B Kristjansson vs E Formanek |
| 0-1 | 40 | 1968 | WchT Students 15th final A | C05 French, Tarrasch |
| 39. N Skalkotas vs E Formanek |
| 1-0 | 29 | 1968 | WchT Students 15th Group5 | A12 English with b3 |
| 40. E Formanek vs J Steffen |
| 1-0 | 35 | 1968 | 69th US Open | C04 French, Tarrasch, Guimard Main line |
| 41. E Winslow vs E Formanek |
| ½-½ | 43 | 1968 | 69th US Open | A56 Benoni Defense |
| 42. E Formanek vs C Bassin |
| 1-0 | 18 | 1968 | 69th US Open | C84 Ruy Lopez, Closed |
| 43. J Gibson vs E Formanek |
| ½-½ | 51 | 1968 | 69th US Open | A01 Nimzovich-Larsen Attack |
| 44. E Formanek vs W Cornwall |
| 1-0 | 29 | 1968 | 69th US Open | B06 Robatsch |
| 45. A Deutsch vs E Formanek |
| 0-1 | 38 | 1968 | 69th US Open | C34 King's Gambit Accepted |
| 46. E Formanek vs N Weinstein |
| ½-½ | 20 | 1968 | 69th US Open | B36 Sicilian, Accelerated Fianchetto |
| 47. C Henin vs E Formanek |
| 0-1 | 49 | 1968 | 69th US Open | A06 Reti Opening |
| 48. E Formanek vs J Sherwin |
| 0-1 | 37 | 1968 | 69th US Open | B94 Sicilian, Najdorf |
| 49. P Brandts vs E Formanek |
| 1-0 | 34 | 1968 | 69th US Open | D25 Queen's Gambit Accepted |
| 50. E Formanek vs N W Wood |
| 1-0 | 19 | 1968 | 69th US Open | C02 French, Advance |
Kibitzing
