| Roelof Oostindien + Gezina Kamstra
 
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	| | Gezina Kamstra  (I27617) 
Birth  9 September 1914   -- Zoutkamp, Ulrum, Groningen, NetherlandsDeath  12 August 1993 (Age 78)   -- Zoutkamp, Ulrum, Groningen, Netherlands
 
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	| | Jakob Kamstra  (I08441) 
Birth  19 April 1884   -- Kommerzijl, Zuidhorn, Groningen, NetherlandsDeath  25 September 1958 (Age 74)   -- Ulrum, De Marne, Groningen, Netherlands
 
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	| | Jacoba Bol  (I08440) 
Birth  25 March 1889   -- Zoutkamp, Ulrum, Groningen, NetherlandsDeath  8 September 1951 (Age 62)   -- Zoutkamp, Ulrum, Groningen, Netherlands
 
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