ouders: Alof (Olaf?) Cornelis Kok en Anna Elisabeth Götte
reg.10;fol.74v
He is married to Wilhelmina Louisa ter Haak.
Permission for the marriage has been obtained in Amsterdam (nh) on August 22, 1916 .
They got married on September 6, 1916 at Amsterdam (nh) , he was 28 years old.Source 3uittreksel geboorteakte
https://archief.amsterdam/indexen/archiefkaarten_1939-1994/zoek/query.nl.pl?i1=1&v1=dirk%20cornelis&a1=kok&x=1&z=a#A05907_0427_0624
huwelijksakte - reg.2G;fol.38;aktenr.750