Ytje Pieters Walma - Pedigree | FamilyCentral
 20 Sep 1829 -
  - 18 May 1889
 16 Aug 1806 -
  - 7 May 1824
 6 Sep 1780 - 5 May 1861
Family Group
Fokert Joukes Kuperus
 md. 11 May 1850
  Children