2021 Relativity
2021 Relativity
Jan Piorkowski(1833 - )Jan Siennicki
m. 12 Feb 1906, Glowina, Sobowo, Poland
Stanislaw Piorkowski
Stanislawa Siennicka
b. 2 May 1869, Kamienica, Sobowo, Poland
d.
b. 1859, SIerpc, Poland
d.