Family: John Gilbert Koper / Selma C (Sally) _____ (FG7502)
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Male
John Gilbert Koper
Birth 5 Mar 1922 Detroit, Wayne County, Michigan, USA 
Death 5 Apr 1989 Henderson, Clark County, Nevada, USA 
Burial Henderson, Clark County, Nevada, USA 
Marriage Other Spouse Betty Mae Pohl | FG499 Marriage 13 Jun 1942 Munising, Alger County, Michigan, USA 
Father Jan (John) Koper | FG2596 Group Sheet Mother Katarzyna (Katherine) Dolecki | FG2596 Group Sheet
