| Frederik van Dijken + Catharina Dorothea Sap
 
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	| | Otto Geuchien Sap  (I01804) 
Birth  19 July 1841   -- Wildervank, Veendam, Groningen, NetherlandsDeath  15 September 1919 (Age 78)   -- Onstwedde, Stadskanaal, Groningen, Netherlands
 
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	| | Roelfien Schuringa  (I01803) 
Birth  15 February 1847   -- Wildervank, Veendam, Groningen, NetherlandsDeath  23 May 1908 (Age 61)   -- Musselkanaal, Onstwedde, Groningen, Netherlands
 
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