| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. J K MacDonald vs I Zalys |
 | 0-1 | 29 | 1958 | Canada op | E38 Nimzo-Indian, Classical, 4...c5 |
| 52. I Zalys vs J Smolij |
| 1-0 | 49 | 1959 | Canadian Championship | C70 Ruy Lopez |
| 53. M Tranquille vs I Zalys |
| 1-0 | 40 | 1960 | Montreal 4-man | E77 King's Indian |
| 54. M Tranquille vs I Zalys |
| 1-0 | 59 | 1962 | Montreal 4-man | C00 French Defense |
| 55. Browne vs I Zalys |
| 0-1 | 57 | 1963 | Correspondence | B28 Sicilian, O'Kelly Variation |
| 56. Fischer vs I Zalys |
| 0-1 | 30 | 1964 | Simul, 55b | C33 King's Gambit Accepted |
| 57. I Zalys vs D H Sampson |
| 1-0 | 35 | 1964 | 65th US Open | B06 Robatsch |
| 58. S Matera vs I Zalys |
| ½-½ | 46 | 1964 | 65th US Open | B28 Sicilian, O'Kelly Variation |
| 59. I Zalys vs B Robertie |
| 1-0 | 70 | 1964 | 65th US Open | A16 English |
| 60. J Sherwin vs I Zalys |
| 1-0 | 26 | 1964 | 65th US Open | C84 Ruy Lopez, Closed |
| 61. I Zalys vs P Graves |
| 1-0 | 31 | 1964 | 65th US Open | A36 English |
| 62. G Krauss vs I Zalys |
| 1-0 | 23 | 1964 | 65th US Open | A04 Reti Opening |
| 63. I Zalys vs M Thayer |
| 1-0 | 32 | 1964 | 65th US Open | B22 Sicilian, Alapin |
| 64. P Lapiken vs I Zalys |
| 0-1 | 54 | 1964 | 65th US Open | A00 Uncommon Opening |
| 65. I Zalys vs E Marchand |
| 1-0 | 44 | 1964 | 65th US Open | D18 Queen's Gambit Declined Slav, Dutch |
| 66. J Meyer vs I Zalys |
| ½-½ | 112 | 1964 | 65th US Open | E26 Nimzo-Indian, Samisch |
| 67. A Bisguier vs I Zalys |
| ½-½ | 49 | 1964 | 65th US Open | E21 Nimzo-Indian, Three Knights |
| 68. I Zalys vs P Brandts |
| ½-½ | 56 | 1964 | 65th US Open | A48 King's Indian |
| 69. L Day vs I Zalys |
| ½-½ | 52 | 1965 | Montreal-Ontario match | B28 Sicilian, O'Kelly Variation |
| 70. I Zalys vs R Ledesma |
| 1-0 | 27 | 1965 | 66th US Open | C18 French, Winawer |
| 71. I Zalys vs R Betza |
| ½-½ | 16 | 1965 | 66th US Open | E11 Bogo-Indian Defense |
| 72. A Zuntaks vs I Zalys |
| ½-½ | 39 | 1965 | 66th US Open | B28 Sicilian, O'Kelly Variation |
| 73. I Zalys vs A Higuera |
| 0-1 | 58 | 1965 | 66th US Open | D37 Queen's Gambit Declined |
| 74. R Ramirez vs I Zalys |
| 0-1 | 41 | 1965 | 66th US Open | A03 Bird's Opening |
| 75. I Zalys vs A Berrios Pagan |
| 1-0 | 40 | 1965 | 66th US Open | E85 King's Indian, Samisch, Orthodox Variation |
Kibitzing
