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 Klaas Vos
 Jan Berend Vos
 Jenkelina Kornelia Vos
 Berend Helenes Vos- Itje de Vries  (I16950) Birth 24 February 1856 -- Lutjegast, Grootegast, Groningen, Netherlands (I16950) Birth 24 February 1856 -- Lutjegast, Grootegast, Groningen, Netherlands
 Death 17 February 1941 (Age 84) -- Ulrum, Ulrum, Groningen, Netherlands
 
 1
  Marriage  25 March 1886   -- Grootegast, Grootegast, Groningen, Netherlands Marriage  25 March 1886   -- Grootegast, Grootegast, Groningen, Netherlands
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 Itje de Vries
 Jan Berend Vos
 Jenkelina Kornelia Vos
 Berend Helenes Vos- Klaas Vos  (I16949) Birth 14 December 1858 -- Hornhuizen, Kloosterburen, Groningen, Netherlands (I16949) Birth 14 December 1858 -- Hornhuizen, Kloosterburen, Groningen, Netherlands
 Death 31 October 1928 (Age 69) -- Ulrum, Ulrum, Groningen, Netherlands
  
 - Number of Children: 3 
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 Berendina Harmina van der Kooi
 Ida Hillegiena Vos- Jan Berend Vos  (I25973) Birth 24 February 1887 -- Pieterburen, Eenrum, Groningen, Netherlands (I25973) Birth 24 February 1887 -- Pieterburen, Eenrum, Groningen, Netherlands
  
 1 . 1
  Marriage  8 May 1912   -- Ulrum, De Marne, Groningen, Netherlands Marriage  8 May 1912   -- Ulrum, De Marne, Groningen, Netherlands
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 Jan Berend Vos
 Ida Hillegiena Vos- Berendina Harmina van der Kooi  (I25974) Birth 8 June 1886 -- Vierhuizen, Ulrum, Groningen, Netherlands (I25974) Birth 8 June 1886 -- Vierhuizen, Ulrum, Groningen, Netherlands
 
 - Number of Children: 1 
 - Ida Hillegiena Vos  (I25975) Birth 21 July 1913 -- Ulrum, De Marne, Groningen, Netherlands (I25975) Birth 21 July 1913 -- Ulrum, De Marne, Groningen, Netherlands
 Death 1 October 1994 (Age 81) -- Groningen, Groningen, Groningen, Netherlands
  
 1 . 1 . 1
 
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 Harm Willem de Groot
 Jan Jakob de Groot- Jenkelina Kornelia Vos  (I16951) Birth 25 July 1891 -- Pieterburen, De Marne, Groningen, Netherlands (I16951) Birth 25 July 1891 -- Pieterburen, De Marne, Groningen, Netherlands
 Death 13 April 1959 (Age 67)
  
 1 . 2
  Marriage  19 July 1917   -- Ulrum, Ulrum, Groningen, Netherlands Marriage  19 July 1917   -- Ulrum, Ulrum, Groningen, Netherlands
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 Jenkelina Kornelia Vos
 Jan Jakob de Groot- Harm Willem de Groot  (I16952) Birth 21 August 1891 -- Hoogkerk, Groningen, Groningen, Netherlands (I16952) Birth 21 August 1891 -- Hoogkerk, Groningen, Groningen, Netherlands
 Death 24 September 1956 (Age 65)
 
 - Number of Children: 1 
 - Jan Jakob de Groot  (I21069) Birth 1918 -- Anjum, Dongeraeel, Friesland, Netherlands (I21069) Birth 1918 -- Anjum, Dongeraeel, Friesland, Netherlands
 Death 27 September 1941 (Age 23) -- Groningen, Groningen, Groningen, Netherlands
  
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 Grietina Helena Duursma
 - Berend Helenes Vos  (I16953) Birth 9 February 1895 -- Hornhuizen, De Marne, Groningen, Netherlands (I16953) Birth 9 February 1895 -- Hornhuizen, De Marne, Groningen, Netherlands
 Death 6 January 1945 (Age 49) -- Groningen, Groningen, Groningen, Netherlands
  
 1 . 3
  Marriage  24 November 1932   -- Groningen, Groningen, Groningen, Netherlands Marriage  24 November 1932   -- Groningen, Groningen, Groningen, Netherlands
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 Berend Helenes Vos
 - Grietina Helena Duursma  (I16954) Birth 1 February 1901 -- Hoogeveen, Hoogeveen, Drenthe, Netherlands (I16954) Birth 1 February 1901 -- Hoogeveen, Hoogeveen, Drenthe, Netherlands
 Death 12 January 1988 (Age 86) -- Oosterwolde, Netherlands
 
 - Unknown children 
 
 




























