2021 Relativity
2021 Relativity
Franciszek Sylwerski(1845 - )
Katarzyna Dresler(25 Nov 1846 - )
Piotr Sylwerski
b. 8 Jun 1881, Gorzeszyn, Ligowo, Poland
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon