She was born in Orrick, Mo., on July 14, 1938, the daughter of William O. and Eulalee (Downs) Welcher.
Mary lived and traveled to many places during her husband Jack's career in the U.S. Air Force. She was a member of the Olive Branch Baptist Church in Linton.
She is survived by her husband whom she married March 7, 1957, Perry T. "Jack" Summerville of Lyons; two daughters, Sherri Clark of Phoenix, Az., and Lori (Michael) Watson of Glendale, Az.; two sons, Thomas Summerville of Phoenix, Az., and Doug (Ty) Summerville of Lyons; a brother, Keith (Sandy) Welcher of Souix City, Iowa; 13 grandchildren and nine great-grandchildren.
She was preceded in death by her parents.
Funeral service will be at Welch & Cornett Funeral Home in Linton at 11 a.m. on Tuesday, Dec. 13, 2011 with the Rev. Dan Kemp officiating. Burial will follow at Pleasant Grove Cemetery in Lyons.
Visitation will be at the funeral home on Monday from 5 to 8 p.m., and Tuesday from 10 a.m. until the time of service.
Online condolences can be sent at www.welchcornett.com .