Funeral services for Dale C. Jones, Sr., 73, of Jefferson, will be Thursday at 11 am at the Slininger-Schroeder Funeral Home in Jefferson.  Burial will be in the Prairie Center Cemetery in Dallas County.  Visitation with the family present will be one hour prior to the service.  Memorials for the family may be left at the funeral home.  Survivors include:  Children, Bonnie Orfield of Jefferson and Dale Jones, Jr. of Marshalltown.  3 grandchildren.  Siblings, Flossie Morrell of Adel and Gordon Jones of Perry.