| Ranking | Time |  | 1. Wille Grut |  SWE | 4:17.0 |  | 2. István Szondy |  HUN | 4:21.2 |  | 3. Lauri Vilkko |  FIN | 4:24.0 |  | 4. José Luis Riera |  ESP | 4:25.7 |  | 5. Alberto Moreiras |  ESP | 4:29.0 |  | 6. Duilio Brignetti |  ITA | 4:33.0 |  | 7. Viktor Platan |  FIN | 4:38.9 |  | 8. Aloysio Borges |  BRA | 4:40.3 |  | 9. Hale Baugh |  USA | 4:41.0 |  | 10.Ricardo García |  MEX | 4:42.4 |  | 11.Gösta Gärdin |  SWE | 4:43.1 |  | 12.Richard Gruenther |  USA | 4:45.2 |  | 13.Franz Hegner |  SUI | 4:53.4 |  | 14.Sune Wehlin |  SWE | 4:53.5 |  | 15.Karel Bártů |  TCH | 4:58.5 |  | 16.Christian Palant |  FRA | 5:08.6 |  | 17.George Moore |  USA | 5:09.2 |  | 18.Horacio Siburu |  ARG | 5:10.4 |  | 19.Olavi Larkas |  FIN | 5:11.7 |  | 20.Manuel Bernabeu |  ESP | 5:12.3 |  | 21.Giulio Palmonella |  ITA | 5:12.5 |  | 22.Ruben Orozco |  URU | 5:15.8 |  | 23.Hernán Fuentes |  CHI | 5:19.8 |  | 24.Frigyes Hegedűs |  HUN | 5:20.2 |  | 25.Enrique Wirth |  ARG | 5:22.2 |  | 26.Roberto Curcio |  ITA | 5:23.5 |  | 27.Alejandro Quiroz |  MEX | 5:26.2 |  | 28.Werner Schmid |  SUI | 5:27.0 |  | 29.André Lacroix |  FRA | 5:28.8 |  | 30.Nilo Floody |  CHI | 5:31.0 |  | 31.Albert Martin |  GBR | 5:33.4 |  | 32.Louis Pichon |  FRA | 5:40.0 |  | 33.Augusto Premoli |  ARG | 5:41.8 |  | 34.Alberto Ortíz |  URU | 5:43.9 |  | 35.Carlos Mercader |  URU | 5:56.8 |  | 36.Bruno Riem |  SUI | 6:24.4 |  | 37.Geoffrey Brooke |  GBR | 6:29.6 |  | 38.Jack Lumsden |  GBR | 6:31.3 |  | 39.Coelho Aëcio |  BRA | 6:47.4 |  | 40.Charles Vyt |  BEL | 7:05.8 |  | 41.Louis Fauconnier |  BEL | 7:11.1 |  | 42.Otto Jemelka |  TCH | 7:18.2 |  | 43.Humberto Bedford |  BRA | 7:27.7 |   
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| Venue: Aldershot Lido, Aldershot |  | Format: 300m freestyle swimming. |   
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  Overall Ranking after 4 events. |   
| Ranking | pts |  | 1. Wille Grut |  SWE | 8 |  | 2. George Moore |  USA | 43 |  | 3. Gösta Gärdin |  SWE | 44 |  | 4. Franz Hegner |  SUI | 50 |  | 5. Olavi Larkas |  FIN | 55 |  | 6. Hale Baugh |  USA | 56 |  | 7. Lauri Vilkko |  FIN | 62 |  | 7. Richard Gruenther |  USA | 62 |  | 9. Bruno Riem |  SUI | 65 |  | 10.Nilo Floody |  CHI | 68 |  | 11.Roberto Curcio |  ITA | 69 |  | 12.Giulio Palmonella |  ITA | 76 |  | 13.Alberto Moreiras |  ESP | 78 |  | 14.Enrique Wirth |  ARG | 80 |  | 15.Louis Pichon |  FRA | 82 |  | 16.Viktor Platan |  FIN | 83 |  | 17.Augusto Premoli |  ARG | 84 |  | 18.Frigyes Hegedűs |  HUN | 85 |  | 18.Hernán Fuentes |  CHI | 85 |  | 18.István Szondy |  HUN | 85 |  | 21.Coelho Aëcio |  BRA | 88 |  | 21.Christian Palant |  FRA | 88 |  | 21.José Luis Riera |  ESP | 88 |  | 24.Horacio Siburu |  ARG | 89 |  | 24.Werner Schmid |  SUI | 89 |  | 26.Duilio Brignetti |  ITA | 90 |  | 27.André Lacroix |  FRA | 91 |  | 28.Albert Martin |  GBR | 97 |  | 29.Ricardo García |  MEX | 101 |  | 29.Sune Wehlin |  SWE | 101 |  | 31.Alejandro Quiroz |  MEX | 103 |  | 31.Aloysio Borges |  BRA | 103 |  | 33.Karel Bártů |  TCH | 110 |  | 34.Alberto Ortíz |  URU | 112 |  | 34.Jack Lumsden |  GBR | 112 |  | 36.Carlos Mercader |  URU | 113 |  | 37.Otto Jemelka |  TCH | 115 |  | 38.Louis Fauconnier |  BEL | 116 |  | 39.Manuel Bernabeu |  ESP | 117 |  | 40.Ruben Orozco |  URU | 123 |  | 41.Geoffrey Brooke |  GBR | 130 |  | 42.Charles Vyt |  BEL | 133 |  | 43.Humberto Bedford |  BRA | 163 |   
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