2021 Relativity
2021 Relativity
Jan Dupon(17 Apr 1864 - 29 Sep 1936)
Grietje de Jong(5 Oct 1870 - )
Wijtze Dupon
b. 27 May 1899
d. 5 Aug 1984, Boelenslaan, Friesland
updated 3/27/21
copyright 2021 Jean Wisner Dupon