Interactieve boom van Jacoba Jozefina "Koosje" Kosterman

Privé –

Maria Wilhelmina Dorothea "Rika" Derksen 1946–1972

Privé –

Jacoba Jozefina "Koosje" Kosterman 1910–1985

Theodor "Richard" Derksen 1909–1983

Wilhelmus Jacobus Richardus "Willem" Derksen 1884–1966

Gertrud "Trui" Verwerich 1882–1949

Richardus Derksen 1858–1958

Maria Lucia Bernardina Wolsing 1862–1940

Jacobus Gerardus Wolsing 1836–1906

Bernardina Hendrina Janssen 1835–1862

Theodorus Janssen 1807–

Maria Lucia Broenen 1805–