2021 Relativity
2021 Relativity
Hendrikus Johannes Koppers
Theodora Bertha van Lottem
b.  
d.  
b.  
d.  
Children
Theodora Bertha Koppers(28 Apr 1885 - 26 Sep 1947)
updated 3/27/21
copyright 2021 Jean Wisner Dupon