Family: Gerrit Johan Koppers / Ante de Jong (F278)
m. 19 Mar 1863-
Male
Gerrit Johan Koppers
Birth 1841 Leeuwarden, Netherlands 
Yes, date unknown 19 Mar 1863 Amsterdam, Netherlands Father Thomas Koppers | F279 Group Sheet Mother Elizabeth Weber | F279 Group Sheet
Female
Ante de Jong
Birth 1843 Dokkum, Holland Yes, date unknown Father Pier Eilardus de Jong | F280 Group Sheet Mother Sjoukje Klazes Terpstra | F280 Group Sheet
Male
Thomas K. Koppers
Birth May 1867 Holland 1 May 1944 Paterson , Passaic County, NJ, United States Spouse Jannetje Rietdyk | F88 22 Aug 1888 Paterson , Passaic County, NJ, United States