(1) He is married to Cornelia de Bruin.
They got married on August 14, 1846 at Wijk bij Duurstede (UT) , he was 24 years old.Source 3
(2) He is married to Anthonia van Winsem.
They got married on November 16, 1854 at Wijk bij Duurstede (UT) , he was 33 years old.Source 4
Cornelis Kosterman | ||||||||||
(1) 1846 | ||||||||||
Cornelia de Bruin | ||||||||||
(2) 1854 | ||||||||||
Anthonia van Winsem |