Race details

Tsuyoshi Yamanaka

Place	Swimmer	Country	RT	Time
1Heat 1	Tsuyoshi Yamanaka	Japan	—	17:46.50
2Heat 1	Aubrey Burer	South Africa	—	18:17.80
3Heat 1	Gerhard Hetz	Germany	—	18:32.20
4Heat 1	Ilkka Suvanto	Finland	—	18:41.10
5Heat 1	Alfredo Guzman	Mexico	—	19:11.10
6Heat 1	Paolo Galletti	Italy	—	20:28.20
7Heat 1	Rainer Goltzsche	Switzerland	—	20:45.10
1Heat 2	Alan Somers	United States	—	17:54.10
2Heat 2	Murray McLachlan	South Africa	—	18:09.90
3Heat 2	Masami Nakabo	Japan	—	18:30.40
4Heat 2	Robert Sreenan	Great Britain	—	18:57.10
5Heat 2	Maung Ni Tin	Myanmar (Burma)	—	19:09.80
6Heat 2	Slobodan Kicovic	Serbia	—	20:29.00
—Heat 2	Alberto Feocorao	Venezuela	—	DNS
1Heat 3	George Breen	United States	—	17:55.90
2Heat 3	Lars-Erik Bengtsson	Sweden	—	18:19.70
3Heat 3	Veljko Rogusic	Serbia	—	18:51.80
4Heat 3	Miguel Torres	Spain	—	19:21.80
5Heat 3	Massimo Rosi	Italy	—	19:52.90
6Heat 3	Andras Bodnar	Hungary	—	20:22.20
—Heat 3	Robert Chenaux	Puerto Rico	—	DNS
1Heat 4	John Konrads	Australia	—	17:52.00
2Heat 4	Jozsef Katona	Hungary	—	17:53.50
3Heat 4	Richard Campion	Great Britain	—	17:54.80
4Heat 4	Hans-Ullrich Millow	Germany	—	18:22.70
5Heat 4	Mauricio Ocampo	Mexico	—	18:29.00
6Heat 4	Zakaria Nasution	Indonesia	—	19:18.60
—Heat 4	Amiram Trauber	Israel	—	DNS
1Heat 5	Murray Rose	Australia	—	17:32.80
2Heat 5	Bana Sailani	Philippines	—	18:18.80
3Heat 5	Gennady Androsov	Russia	—	18:39.00
4Heat 5	Hans-Ulrich Durst	Switzerland	—	19:21.90
5Heat 5	Eduardo Jose Sousa	Portugal	—	19:40.10
—Heat 5	Bengt-Olov Almstedt	Sweden	—	DNS

Meet source; a separate document for this swim is not linked.