Grace Mark Leeper Barnes, 89, Clarksville, died Thursday, Aug. 5, 2010, at her residence. Graveside services will be held at 1:30 PM Sunday at Book Walter Cemetery, Knoxville with Pastor Joe Harris officiating. Visitation will be from 6:00 PM until 8:00 PM Saturday at Mynatt Funeral Home, 2829 Rennoc Rd. Knoxville, TN 37918. Neal-Tarpley-Parchman Funeral Home is in charge of arrangements.