Final | time | 1. Eliana Gaete Lazo | Chile | 11.9s | 2. Marion Huber von Appen | Chile | 12.0s | 3. Nancy Phillips | United States | 12.1s | 4. Wanda dos Santos | Brazil | 12.2s | 5. Elisa Kaczmarek | Argentina | 12.4s | 6. Evelyn Lawler | United States | 12.6s |
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Heat 1 | time | 1. Eliana Gaete Lazo | Chile | 11.6s | 2. Wanda dos Santos | Brazil | 12.3s | 3. Janet Moreau | United States | 12.7s | 4. Alba Damiani | Argentina | 12.7s |
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Heat 2 | time | 1. Nancy Phillips | United States | 12.0 | 2. Elisa Kaczmarek | Argentina | 12.2 | 3. Aida Mawyn Cedeno | Ecuador | 13.4 |
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Heat 3 | time | 1. Marion Huber von Appen | Chile | 12.0s | 2. Evelyn Lawler | United States | 12.2s | 3. Luisa Pfarr | Argentina | 12.6s | 4. Elia Galván Hernandez | Mexico | 13.7s |
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