2021 Relativity
2021 Relativity
Gjalt Jans Dupon(21 May 1825 - 26 Mar 1893)
Tietje Klazes van der Lei(27 Jul 1828 - 23 Oct 1890)
Sjoerd Dupon
Dorothea Cornelis Heijerink
b. 1870
d. 14 Dec 1928, Nijega, Friesland
b.  
d. aft 1928
Spouses: 1, 2
updated 3/27/21
copyright 2021 Jean Wisner Dupon