2021 Relativity
2021 Relativity
Pytter de Roos(26 May 1773 - 9 May 1853)
Jeltje Bouwes Wierdsma( - bef 1853)
Jan de Roos
b. 15 May 1818
d. 19 Aug 1892
updated 3/27/21
copyright 2021 Jean Wisner Dupon