| Descendancy Chart: | 
 - Pedigree Tree 
 Descendancy Chart
 Ancestry Chart
 Compact Chart
 Circle Diagram
 Hourglass Chart
 Family with spouse
 Jakob Bleker
 Klaassiena Jantina Bleker- Elsina de Vries  (I13548) Birth 1881 -- Dordrecht, Dordrecht, Zuid-Holland, Netherlands (I13548) Birth 1881 -- Dordrecht, Dordrecht, Zuid-Holland, Netherlands
 
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  Marriage  1 February 1906   -- Groningen, Groningen, Groningen, Netherlands Marriage  1 February 1906   -- Groningen, Groningen, Groningen, Netherlands
 - Pedigree Tree 
 Descendancy Chart
 Ancestry Chart
 Compact Chart
 Circle Diagram
 Hourglass Chart
 Family with spouse
 Elsina de Vries
 Klaassiena Jantina Bleker- Jakob Bleker  (I13547) Birth 5 October 1875 -- Hamburg, Germany (I13547) Birth 5 October 1875 -- Hamburg, Germany
  
 - Number of Children: 1 
 - Klaassiena Jantina Bleker  (I27513) Birth 12 October 1907 -- Groningen, Groningen, Groningen, Netherlands (I27513) Birth 12 October 1907 -- Groningen, Groningen, Groningen, Netherlands
  
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