2021 Relativity
2021 Relativity
Franciszek Niekras(30 Jan 1837 - 21 Dec 1892)
Maryanna Mieszkowska(1836 - )
Jan Niekras
b. 19 May 1864, Rumunki Łęg, Mokowo, Poland
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon