 Frederik Knappstein Married/ Related to: Child: 1. Anton Frederik KnappsteinBorn 16 Aug 1883 Delft, died 11 Nov 1946 Dordrecht, age 63 years, buried Dordrecht | |||
| Frederik Knappstein Married/ Related to: Child: 1. Anton Frederik KnappsteinBorn 16 Aug 1883 Delft, died 11 Nov 1946 Dordrecht, age 63 years, buried Dordrecht | |||
