Birth 7 September 1820 -- Onderwierum, Bedum, Groningen, Netherlands

Birth 7 September 1820 Onderwierum, Bedum, Groningen, Netherlands
Marriage 22 February 1840 (Age 19) Bernardus Jans Zandman Bedum, Bedum, Groningen, Netherlands

Birth 17 June 1858 -- Middelstum, Loppersum, Groningen, Netherlands

Birth 17 June 1858 Middelstum, Loppersum, Groningen, Netherlands
Marriage 15 December 1880 (Age 22) Jacobus Knöllinger Uithuizen, Eemsmond, Groningen, Netherlands

Birth 16 May 1882 -- Uithuizen, Eemsmond, Groningen, Netherlands

Birth 16 May 1882 Uithuizen, Eemsmond, Groningen, Netherlands