| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. J Harkins vs J Tarjan |
| 0-1 | 38 | 1971 | 72nd US Open | D01 Richter-Veresov Attack |
| 52. J Tarjan vs A Spiller |
| 1-0 | 43 | 1971 | 72nd US Open | B98 Sicilian, Najdorf |
| 53. J Tompa vs J Tarjan |
| 0-1 | 31 | 1972 | Graz tt final | B25 Sicilian, Closed |
| 54. J Tarjan vs T Bjerre |
| ½-½ | 19 | 1972 | Graz tt final | B23 Sicilian, Closed |
| 55. J Tarjan vs D Fritzinger |
 | 1-0 | 46 | 1972 | Lone Pine | C41 Philidor Defense |
| 56. D Waterman vs J Tarjan |
| ½-½ | 31 | 1972 | Lone Pine | B05 Alekhine's Defense, Modern |
| 57. J Tarjan vs R Stoutenborough |
| 1-0 | 32 | 1972 | Lone Pine | B33 Sicilian |
| 58. D Berry vs J Tarjan |
| 0-1 | 71 | 1972 | Lone Pine | D91 Grunfeld, 5.Bg5 |
| 59. J Tarjan vs Gligoric |
| ½-½ | 29 | 1972 | Lone Pine | B50 Sicilian |
| 60. C Brasket vs J Tarjan |
| ½-½ | 65 | 1972 | Lone Pine | A71 Benoni, Classical, 8.Bg5 |
| 61. J Tarjan vs A Saidy |
| ½-½ | 26 | 1972 | Lone Pine | B06 Robatsch |
| 62. J Tarjan vs R M McKay |
| 1-0 | 40 | 1972 | Norwich Junior | B00 Uncommon King's Pawn Opening |
| 63. P Mack vs J Tarjan |
| 0-1 | 36 | 1972 | Norwich Junior | A07 King's Indian Attack |
| 64. J Tarjan vs D Cox |
| ½-½ | 39 | 1972 | Norwich Junior | B81 Sicilian, Scheveningen, Keres Attack |
| 65. S Bailloux vs J Tarjan |
| 0-1 | 33 | 1972 | Norwich Junior | B44 Sicilian |
| 66. J Tarjan vs R Bellin |
| 1-0 | 26 | 1972 | Norwich Junior | B68 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 9...Be7 |
| 67. O C Moen vs J Tarjan |
| 0-1 | 33 | 1972 | Norwich Junior | A04 Reti Opening |
| 68. J Tarjan vs Sax |
| 1-0 | 18 | 1972 | Norwich Junior | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 69. J Tarjan vs S Velickovic |
| 1-0 | 25 | 1972 | Norwich Junior | B81 Sicilian, Scheveningen, Keres Attack |
| 70. M Stean vs J Tarjan |
| 1-0 | 29 | 1972 | Norwich Junior | B03 Alekhine's Defense |
| 71. J Tarjan vs M Pujol Sans |
| 1-0 | 35 | 1972 | Norwich Junior | B31 Sicilian, Rossolimo Variation |
| 72. H Wirthensohn vs J Tarjan |
| 0-1 | 40 | 1972 | Norwich Junior | A27 English, Three Knights System |
| 73. J Tarjan vs S Ivarsson |
| 1-0 | 50 | 1972 | Norwich Junior | C19 French, Winawer, Advance |
| 74. T Rosenlund vs J Tarjan |
| ½-½ | 35 | 1972 | Norwich Junior | A00 Uncommon Opening |
| 75. J Tarjan vs B De Jonghe |
| 1-0 | 31 | 1972 | Norwich Junior | B77 Sicilian, Dragon, Yugoslav Attack |
Kibitzing
