Children |
| 1. Catharina E "Cie" Van Der Knaap, b. 10 Apr 1902, Vlaardingen, Netherlands , d. 1984 (Age 81 years) [natural] |
| 2. Johanna Josephina Adriana "Ans" Van Der Knaap, b. 31 Oct 1903, Vlaardingen, Netherlands , d. 31 Aug 1992, Schiedam, Netherlands (Age 88 years) [natural] |
| 3. Johannes W. Van Der Knaap, b. 15 Jun 1905, Vlaardingen, Netherlands , d. 25 Jun 1905, Vlaardingen, Netherlands (Age 0 years) [natural] |
| 4. Joseph P.M. Van Der Knaap, b. 8 Apr 1907, Vlaardingen, Netherlands , d. 8 Aug 1919, Schiedam Netherlands (Age 12 years) [natural] |
| 5. Johannes J.W "Jan" Van Der Knaap, b. 15 Jun 1908, Vlaardingen, Netherlands , d. 1982 (Age 73 years) [natural] |
| 6. Geertuida J.W. "Truus" Van Der Knaap, b. 18 Feb 1911, Vlaardingen, Netherlands [natural] |
| 7. Elisabeth J J "Bep" Van Der Knaap, b. 4 Apr 1912, Vlaardingen, Netherlands , d. 5 Nov 1963, Beek( Nijmegen) Netherlands (Age 51 years) [natural] |
| 8. Daniel J. Van Der Knaap, b. 20 Aug 1914, Dusseldorf Germany , d. 30 Sep 1914, Dusseldorf Germany (Age 0 years) [natural] |
| 9. Daniel Jozef Johan "Dick" Van Der Knaap, b. 29 Aug 1919, Schiedam Netherlands (Age 105 years) [natural] |
|