Sam L. Koonce, 56, retired truck driver for Morris Lumber Co. in Fayette County, died Thursday at his home. Services will be at 2 p.m. Saturday at Maley-Yarbrough Funeral Home with burial in Grace Cemetery in Lauderdale County. He was a member of Trinity Baptist Church. Koonce, the husband of Sue Koonce, also leaves a daughter, Mrs. Susan Thomas, and two sons, Sammy Koonce and Stephen Koonce, all of Covington; a sister, Mrs. Martha Nell Mitchell, and a brother, Horace David Koonce, both of Ripley, and two grandsons. (The Commercial Appeal, Memphis, Friday, July 20, 1990)