Erna M. Bell, 89, a former bookkeeper, passed away Monday, December 6, 2010.Memorial service will be 10 am Wednesday at Whiteâ?TMs Chapel of Memories.Erna Bell was born August 22, 1921 in Munich Germany to Michael and Marie Mois. She was preceded in death by her husband Billie L. Bell in 2002.Survivors include daughter, Beth Coffman of Weatherford; grandson, Jon Coffman and wife, Susan of Plano; and great-granddaughter, Haley.