Children |
| 1. Maria Johanna van der Knaap, b. 10 Apr 1836, Schiedam, Zuid-Holland, Netherlands , d. 4 Juni 1910, Rotterdam (Age 74 years) [natural] |
| 2. Albert van der Knaap, b. 20 Aug 1837, Schiedam, Zuid-Holland, Netherlands , d. 1844 (Age 6 years) [natural] |
| 3. Jan van der Knaap, b. 6 Jan 1839, Schiedam, Zuid-Holland, Netherlands , d. 12 March 1900, Schiedam, Zuid-Holland, Netherlands (Age 61 years) [natural] |
| 4. Marinus van der Knaap, b. 2 Dec 1840, Schiedam, Zuid-Holland, Netherlands , d. 1896 (Age 55 years) [natural] |
| 5. Coenraad van der Knaap, b. 26 Sept 1843, Schiedam, Zuid-Holland, Netherlands , d. 1848 (Age 4 years) [natural] |
| 6. Maartje van der Knaap, b. 28 July 1846, Schiedam, Zuid-Holland, Netherlands [natural] |
| 7. Coenraad van der Knaap, b. 3 Sept 1848, Schiedam, Zuid-Holland, Netherlands , d. 22 January 1893, Schiedam, Nederland (Age 44 years) [natural] |
| 8. Albertus van der Knaap, b. 1 March 1851, Schiedam, Zuid-Holland, Netherlands , d. 1854 (Age 2 years) [natural] |
| 9. Willem van der Knaap, b. 5 Sept 1855, Schiedam, Zuid-Holland, Netherlands , d. 1923 (Age 67 years) [natural] |
| 10. Adriana Johanna van der Knaap, b. 5 Sept 1855, Schiedam, Zuid-Holland, Netherlands , d. 1855 [natural] |
| 11. Albertus van der Knaap, b. 4 July 1859, Schiedam, Zuid-Holland, Netherlands , d. 1862 (Age 2 years) [natural] |
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