2021 Relativity
2021 Relativity
Frank Langerveld(14 Jan 1772 - 9 Dec 1856)
Maria Schenk(7 Mar 1779 - 13 Jun 1855)
Wouter Langerveld
b. 7 Sep 1816, Delft, ZH
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon