2021 Relativity
2021 Relativity
George Dittmar(1902 - 16 Jul 1957)
Helena Antonina Kopycinski(1 Jan 1903 - 17 Aug 1973)
Joseph Dittmar
b. 6 Dec 1934
d. 29 Jan 2013
updated 3/27/21
copyright 2021 Jean Wisner Dupon