Race details

Mario De Lorenzo

Place	Swimmer	Country	RT	Time
1Heat 1	Takashi Yokoyama	Japan	—	4:53.20
2Heat 1	James Gilhula	United States	—	4:53.30
3Heat 1	George Burrows	Canada	—	5:28.90
—Heat 1	Alberto Zorrilla	Argentina	—	DNS
—Heat 1	Fernando De Macedo	Brazil	—	DNS
—Heat 1	Andras Wanie	Hungary	—	DNS
1Heat 2	Clarence Crabbe	United States	—	4:59.80
2Heat 2	Noboru Sugimoto	Japan	—	5:00.20
3Heat 2	Norman Wainwright	Great Britain	—	5:12.00
4Heat 2	Ignacio Gutierrez Escoto	Mexico	—	5:29.10
—Heat 2	Carlos Kennedy	Argentina	—	DNS
—Heat 2	Oscar Da Silva Callares	Brazil	—	DNS
1Heat 3	Andrew Charlton	Australia	—	4:59.80
2Heat 3	Paolo Costoli	Italy	—	5:06.70
3Heat 3	Walter Spence	Canada	—	5:10.00
4Heat 3	Gyula Kanassi	Hungary	—	5:40.80
5Heat 3	Manuel Villegas Bouchez	Mexico	—	5:54.20
1Heat 4	Jean Taris	France	—	4:53.30
2Heat 4	Giuseppe Perentin	Italy	—	5:09.10
3Heat 4	Bob Leivers	Great Britain	—	5:14.60
4Heat 4	Nalin Malik	India	—	5:59.00
—Heat 4	Herbert Barthels	United States	—	DNS
1Heat 5	Noel Ryan	Australia	—	5:01.90
2Heat 5	Tsutomu Oyokota	Japan	—	5:06.30
3Heat 5	George Larson	Canada	—	5:20.10
—Heat 5	Mario De Lorenzo	Brazil	—	DNS
—Heat 5	Laszlo Szabados	Hungary	—	DNS

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