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Swimming - Hermanus Siert A Vriens
Netherlands
Hermanus Siert A Vriens is a swimmer who competes internationally for Netherlands. His last result is the 20th place for the men's 200 m breaststroke - heat during the Olympic Games 1964. He competes in 200 m breaststroke.
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Resultats
Hermanus Siert A Vriens - Results
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- 1964
Event Discipline Pos Date 
Olympic GamesMen's 200 m breaststroke - Heat 20 13/10/1964