Funeral services for Treva Smith, 90, of Jefferson, will be Tuesday at 1 pm at the Slininger-Rossow Funeral Home in Jefferson. Burial will be in the Jefferson Cemetery. The family will visit with friends 1 hour prior to the service at the funeral home. Survivors include: Son, Steve Smith of Jefferson. Daughter, Claudia Kerndt of Clive. 3 grandchildren. 2 great grandchildren. Sisters, Maxine Dunlop, Nadine Bennett and Billie Pevestorf, all of Jefferson. Brother, Robert Calvert of Charles City.