Robert Everhart, 84

    COUNCIL BLUFFS --  Robert P. Everhart, 85, Council Bluffs, died August 20.    Robert is survived by wife, Sheila Everhart; daughter, Bobbie Lhea Everhart; brother, Don (June) Everhart; and a host of other family and friends.    A memorial service will be held at 1 p.m. at Hoy Kilnoski Funeral Home, Council Bluffs, on Monday, Sept. 6.