2021 Relativity
2021 Relativity
Jan Balthasar van der Upwich
Sara van der Burgh
b. 15 Jun 1763, Amsterdam, NH
d. 8 Jan 1829, Leiden, ZH
b.  
d. bef 1793
Spouses: 1, 2
Children
updated 3/27/21
copyright 2021 Jean Wisner Dupon