Willem Kornelis Cuperus - Pedigree | FamilyCentral
 17 Nov 1866 -
Family Group
Family Group
Sjoukje Geerts Eisenga
 md. 26 May 1894
  Children
    1.
Tjamke Willems Cuperus
    2.
Ynske Willems Cuperus
    3.
Geert Willems Cuperus
    4.
Living