2021 Relativity
2021 Relativity
Gjalt Dupon(23 Sep 1893 - 9 Apr 1963)
Hiltje de Vries(13 Nov 1894 - 2 Oct 1985)
Oebele Dupon
Grietje
b.  
d.  
b.  
d.  
Children
Willy Dupon
Gjalt Dupon
updated 3/27/21
copyright 2021 Jean Wisner Dupon