2021 Relativity
2021 Relativity
Henderikus Kuipers(28 Jun 1835 - )
Jantien Zweirs(14 Aug 1846 - )
Jan Kuipers
b. 7 Jun 1869, Weerdinge, Drenthe, Netherland
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon