2021 Relativity
2021 Relativity
Johannes Kotvis(21 Dec 1812 - 24 Mar 1895)
Maria Leenhouts(18 Aug 1810 - 15 Feb 1896)
m. 1869, Grand Rapids, MI
John Kotvis
Caroline de Ruiter
b. 4 Mar 1841, Schoondijke, Zeeland
d. 6 Apr 1938, Grand Rapids, MI
b. 1843
d. 1875