2021 Relativity
2021 Relativity
Roch Gurczynski
Malgorzata Kalinowska
b. 1766
d.  
b. 1771
d.  
Children
Jakob Gurczynski(1809 - )
Antoni Gurzynski(12 Jun 1811 - )
updated 3/27/21
copyright 2021 Jean Wisner Dupon