Heat 3 | | time | gap | L | Y | Rk | 1. George Breen | United States | 17:52.9 | WR | 4 | 21 | 1. | 2. Sandor Zaborszky | Hungary | 19:01.2 | +1:08.3 | 3 | 21 | 10. | 3. Jacques Collignon | France | 19:10.8 | +1:17.9 | 2 | _ | 12. | 4. Bana Sailani | Philippines | 19:16.8 | +1:23.9 | 7 | 19 | 14. | 5. Gennady Androsov | Soviet Union | 19:22.6 | +1:29.7 | 5 | 17 | 16. | 6. Hans-Joachim Reich | UT Germany | 19:28.6 | +1:35.7 | 6 | 26 | 17. | -. Anthony Wellesley Briscoe | South Africa | DNS | | 1 | _ | |
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Heat 4 | | time | gap | L | Y | Rk | 1. Murray Garretty | Australia | 18:27.4 | +34.5s | 4 | _ | 4. | 2. Jean Boiteux | France | 18:46.6 | +53.7s | 5 | 23 | 7. | 3. Seizaburo Yagi | Japan | 18:57.3 | +1:04.4 | 3 | 19 | 9. | 4. David Allison Radcliffe | United States | 19:09.6 | +1:16.7 | 2 | 22 | 11. | -. Arpad Domjan | Hungary | DNS | | 7 | 22 | | -. Per-Olof Ostrand | Sweden | DNS | | 6 | 26 | | -. Muhammad Razman | Pakistan | DNS | | 1 | 22 | |
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