2021 Relativity
2021 Relativity
Isaac Kotvis(20 Jun 1837 - 28 May 1924)
Sara van Houte(8 May 1840 - 19 Dec 1927)
m. 15 Jun 1899
Pieter Kotvis
Julia Grasle
b. 15 Jan 1872
d. 5 May 1937
b.
d.
Children
Irene Florence Kotvis(1 Jun 1902 - 15 Jan 2002)