2021 Relativity
2021 Relativity
Cornelis Gerardus Bal(11 Sep 1841 - bef 1925)
Adriana Maria Langerveld(17 May 1842 - 28 Nov 1925)
Willem Bal
b. 14 Sep 1879, Delft, ZH
d. 21 May 1881, Delft, ZH
updated 3/27/21
copyright 2021 Jean Wisner Dupon