Wilhelmus Jacobus Derksen
1901 - (
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- 1 Wilhelmus Jacobus Derksen [1] b. 16 Apr 1901
- Tonia Coenen b. 7 Sep 1903
- 2 Tonny Derksen [1.1] b. 23 Apr 1924
- Jacobus Theodorus van Hoorn b. 17 Nov 1922
- 2 Tonny Derksen [1.1]