Sources |
- [S116] Church Record, Oldeboorn 1722.
- [S41] Marten Groen, Groen's History of Oldeboorn, (Koninklijke Bibliotheek, Den Haag, 1991), p. 151,170.
- [S56] Boonstra Committee, Boonstra Genealogie, (Drukkerij de Jong, Grou, September 2000), Fam.31 p. 112 IIIb.
- [S41] Marten Groen, Groen's History of Oldeboorn, (Koninklijke Bibliotheek, Den Haag, 1991), p.170.
- [S56] Boonstra Committee, Boonstra Genealogie, (Drukkerij de Jong, Grou, September 2000), Fam. 31 p.112 II.
- [S56] Boonstra Committee, Boonstra Genealogie, (Drukkerij de Jong, Grou, September 2000), Fam.31 p. 112 II-1 IIIb.
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