1. | Johanna Wilhelmina Detmar was born about 1910 in Twijzel, Achtkarspelen, FR, NLD. Johanna married Sijbe Wijbes Hamstra on 03 Apr 1930 in Achtkarspelen, FR, NLD. Sijbe (son of Wiebe Siebes Hamstra and Tjitske Mients van Straten) was born about 1909 in Munnekezijl, Kollumerland, FR, NLD. [Group Sheet] [Family Chart]
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2. | Wijbe Sijbes Hamstra ![]() Wijbe married C. [Group Sheet] [Family Chart] |