Douwe Jan de Graad(15 Sep 1890 - 24 Aug 1948)
Adriana Magdalena Spoelstra(17 Apr 1899 - 27 Feb 1969)
F. Haines
(Confidential, Female)
b.  
d. bef 1991
bur.  
occ.  
edu.  
rel.  
b.  
d.  
bur.  
occ.  
edu.  
rel.  
Spouses: 1, 2, 3