2021 Relativity
2021 Relativity
Wijtze Dupon(17 Oct 1876 - 30 Mar 1956)
Aafke de Vries(25 Aug 1888 - )
Metje Dupon
b. 12 Oct 1914, Bergum, Friesland
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon