2021 Relativity
2021 Relativity
Dirk Langerveld(28 Nov 1829 - 20 Mar 1881)
Dionysia Christina Affourtit(25 Aug 1837 - 21 Mar 1878)
Pieter Adrianus Langerveld
b. 29 Jun 1870, Noordwijk, ZH
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon