Birth 21 August 1897 -- Groningen, Groningen, Groningen, Netherlands
Death 21 August 1975 (Age 78) -- Weesp, Weesp, Noord-Holland, Netherlands

Birth 21 August 1897 Groningen, Groningen, Groningen, Netherlands
Marriage 9 July 1925 (Age 27) Harm Sluman Groningen, Groningen, Groningen, Netherlands
Death 21 August 1975 (Age 78) Weesp, Weesp, Noord-Holland, Netherlands

Birth 14 February 1901 -- Groningen, Groningen, Groningen, Netherlands

Birth 14 February 1901 Groningen, Groningen, Groningen, Netherlands
Marriage 28 March 1929 (Age 28) Albert Koster Groningen, Groningen, Groningen, Netherlands