Children |
| 1. Klaas Martens Engelsma, b. 05 Aug 1870, Oldeboorn, FR, NLD d. 18 Nov 1949, House B28b, Haskerdijken, Haskerland, FR, NLD (Age 79 years) |
| 2. Jan Martens Engelsma, b. 24 Jul 1892, Leeuwarden, FR, NLD |
| 3. Klaaske Martens Engelsma, b. 20 Nov 1872, Oldeboorn, FR, NLD d. 21 Dec 1952, Drachten, Smallingerland, FR, NLD (Age 80 years) |
| 4. Akke Martens Engelsma, b. 26 Feb 1875, Oldeboorn, FR, NLD |
| 5. Jeltje Martens Engelsma, b. 09 Feb 1877, Oldeboorn, FR, NLD d. 21 Feb 1877, Oldeboorn, FR, NLD (Age 0 years) |
| 6. Thaede Martens Engelsma, b. 20 Jun 1878, Oldeboorn, FR, NLD |
| 7. Jeltje Martens Engelsma, b. 17 Jan 1881, Oldeboorn, FR, NLD |
| 8. Jan Martens Engelsma, b. 25 Dec 1883, Oldeboorn, FR, NLD d. 23 Feb 1892, Oldeboorn, FR, NLD (Age 8 years) |
| 9. Geertje Martens Engelsma, b. 25 Jul 1887, Oldeboorn, FR, NLD |
| 10. Wietske Martens Engelsma, b. 22 Mar 1890, Leeuwarden, FR, NLD |
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