Mary Thelma Gentry was born on 13 Jan 1912 in Duncan, Stephens County, Oklahoma; died on 9 Jun 1996 in Duncan, Stephens County, Oklahoma.
Mary married John T. "Cal" Callahan in 1934. John was born on 18 Feb 1897 in Fort Smith, Sebastian County, Arkansas; died in Nov 1968 in Duncan, Stephens County, Oklahoma. [Group Sheet] [Family Chart]