2021 Relativity
2021 Relativity
Gjalt Sybrens(11 Nov 1706 - 1758)
Hiltje Sjoerds(10 Feb 1704 - 1771)
Sybren Gjalts
b. 4 Oct 1739, Suameer, Friesland
d.  
updated 3/27/21
copyright 2021 Jean Wisner Dupon