(1) He is married to Elisabeth Helversteijn.
They got married on September 20, 1882 at Leiden , he was 21 years old.Sources 1, 2
Kopie Huwelijksacte in mijn bezit.
Child(ren):
(2) He is married to Theresia Maria Maurer.
They got married on May 26, 1910 at Amsterdam, Noord-Holland, Nederland , he was 49 years old.
Pieter Hendrik Herman August Onstenk | |||||||||||||||||||||||||||||||||||||||
(1) 1882 | |||||||||||||||||||||||||||||||||||||||
Elisabeth Helversteijn | |||||||||||||||||||||||||||||||||||||||
(2) 1910 | |||||||||||||||||||||||||||||||||||||||
Theresia Maria Maurer |