2021 Relativity
2021 Relativity
Mark Johannes de Jager(5 May 1790 - 28 Nov 1868)
Geertruida Johannes van der Bel(22 May 1801 - 18 Oct 1855)
Johannes de Jager
b. 16 Dec 1830, Harlingen, Friesland
d. 6 Apr 1832, Harlingen, Friesland
updated 3/27/21
copyright 2021 Jean Wisner Dupon