2021 Relativity
2021 Relativity
Leon Strzelecki(9 Jan 1888 - 20 Apr 1958)
Helena Krzeminska(1894 - 19 Feb 1968)
John Casimir Strzelecki
b. 6 May 1912, Newark, NJ
d. Nov 1987, Passaic, NJ
updated 3/27/21
copyright 2021 Jean Wisner Dupon