Visitation for 50-year-old Jeffrey A. Knock of North Liberty, formerly of Lone Tree will be Saturday, July 31 from 10 a.m.to 1 p.m. at the Snyder and Hollenbaugh Funeral and Cremation Services of Lone Tree. Funeral services will follow at 1 p.m. at the funeral home. Burial will be in the Lone Tree Cemetery. In lieu of flowers, memorials may be directed to the Knock Children’s Education Fund which has been established at Hill’s Bank and Trust.