Funeral services for David M. Wolf, 93, of Jefferson, will be Friday at 11 am at the Central Christian Church in Jefferson.  Visitation with the family will be Friday at 9:30 am until the time of the service.  Slininger-Schroeder Funeral Home in Jefferson is assisting the family.  Memorials are suggested to the Central Christian Church.  Survivors include:  Daughters, Jane Nelson of Jefferson and Nancy Lally of Bagley.  4 grandchildren and 3 great grandchildren.  Brother, Dean Wolf of Scranton.