2021 Relativity
2021 Relativity
Franciszek Xawer Kierzkowski(9 Jan 1865 - )
Wladyslawa Gryczewska(1877 - )
Stefan Kierzkowski
b. 29 Aug 1898, Gorzeszyn, LIgowo, Poland
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon