(1) He is married to Maria Helena Boogaard.
They got married on December 5, 1860 at Haarlem, Noord-Holland, Nederland , he was 24 years old. They were 24 years old and 22 years old, respectively.Source 2
(2) He is married to Johanna Cornelia van der Goes.
They got married on June 4, 1862 at Haarlem, Noord-Holland, Nederland , he was 25 years old. They were 25 years old and 24 years old, respectively.Source 1
Everardus Fredericus Koster | ||||||||||||||||||
(1) 1860 | ||||||||||||||||||
Maria Helena Boogaard | ||||||||||||||||||
(2) 1862 | ||||||||||||||||||
Johanna Cornelia van der Goes |