(1) He is married to Klazina Clara Koppert.
They got married on October 1, 1910 at Monster, Zuid-Holland, Nederland, he was 33 years old.Source 1
(2) He is married to Cornelia Adriana Petronella van der Valk.
They got married on February 19, 1916 at Naaldwijk, Zuid-Holland, Nederland, he was 38 years old.Source 1
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Pieter van Gulik | ||||||||||||||||||
(1) 1910 | ||||||||||||||||||
Klazina Clara Koppert | ||||||||||||||||||
(2) 1916 | ||||||||||||||||||