Hans Koelstra

5 races

Head of the River Amstel, Lange afstandskampioenschappen van de Amstel

17 March 2013
crewstrokeeventracelanetimepos.
HOOHoop 5Michael Boud018: HVA-D 8+Time Trial 32:39,057th

Heineken Roeivierkamp 2012

10 March 2012 to 11 March 2012
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HOOHoopKees van der Donk021: HVC8+Round D 20:12,815th
HOOHoopKees van der Donk021: HVC8+Round B 00:52,815th
HOOHoopKees van der Donk021: HVC8+Round A 09:17,815th

30e Boekel en de Neree Randstad Regatta

22 April 2006 to 23 April 2006
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HOOHoop/NereusBruno Tideman165: HBedr 8+Heat 1[6]07:28,815th