Children |
| 1. Roelof Slump, b. Sat 02 Feb 1895, Groningen, Groningen, Nederland |
| 2. Tammechien Slump, b. Tue 10 Nov 1896, Foxholsterbosch, Hoogezand, Groningen, Nederland |
+ | 3. Pouwel Slump, b. Mon 14 Feb 1898, Sappemeer, Groningen, Nederland |
| 4. Jakobje Slump, b. Fri 27 Apr 1900, Slochteren, Groningen, Nederland |
| 5. Hendrik Slump, b. Fri 08 Aug 1902, Slochteren, Groningen, Nederland |
| 6. Tammechien Slump, b. Tue 06 Oct 1903, Onstwedde, Groningen, Nederland |
| 7. Harm Slump, b. Tue 01 Nov 1904, Assen, Drenthe, Nederland |
+ | 8. Harmen Slump, b. Sat 20 Jan 1906, Groningen, Groningen, Nederland |
| 9. Geertje Slump, b. Sat 05 Sep 1908, Farmsum, Delfzijl, Groningen, Nederland |
| 10. Rinke Slump, b. Tue 18 Jan 1910, Delfzijl, Groningen, Nederland |
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