2021 Relativity
2021 Relativity
Wietze Dupon(2 Jul 1885 - 4 Oct 1971)Dirk Langerveld(18 Apr 1888 - 26 Dec 1968)
Jantje Bierling(16 Jan 1888 - 11 Aug 1981)Agnes Barents(1 Jul 1891 - 3 Apr 1940)
m. 4 Oct 1952, Kalamazoo, MI
Reinder Dupon 
Caroline Dionysia Langerveld
b. 31 Jul 1918, Grand Rapids MI
d. 8 Jun 1997, West Palm Beach, FL
b. 27 Mar 1921, Kalamazoo, MI
d. 26 Sep 2017, Jupiter, FL
