Mount Vernon Signal – 1968 Mount Vernon Signal – 1/4/1968 Mount Vernon Signal – 1/11/1968 Mount Vernon Signal – 1/18/1968 Mount Vernon Signal – 1/25/1968 Mount Vernon Signal – 2/1/1968 Mount Vernon Signal – 2/8/1968 Mount Vernon Signal – 2/15/1968 Mount Vernon Signal – 2/22/1968 Mount Vernon Signal – 2/29/1968 Mount Vernon Signal – 3/7/1968 Mount Vernon Signal – 3/14/1968 Mount Vernon Signal – 3/21/1968 Mount Vernon Signal – 3/28/1968 Mount Vernon Signal – 4/4/1968 Mount Vernon Signal – 4/11/1968 Mount Vernon Signal – 4/18/1968 Mount Vernon Signal – 4/25/1968 Mount Vernon Signal – 5/2/1968 Mount Vernon Signal – 5/9/1968 Mount Vernon Signal – 5/16/1968 Mount Vernon Signal – 5/23/1968 Mount Vernon Signal – 5/30/1968 Mount Vernon Signal – 6/6/1968 Mount Vernon Signal – 6/13/1968 Mount Vernon Signal – 6/20/1968 Mount Vernon Signal – 6/27/1968 Mount Vernon Signal – 7/4/1968 Mount Vernon Signal – 7/11/1968 Mount Vernon Signal – 7/18/1968 Mount Vernon Signal – 7/25/1968 Mount Vernon Signal – 8/1/1968 Mount Vernon Signal – 8/8/1968 Mount Vernon Signal – 8/15/1968 Mount Vernon Signal – 8/22/1968 Mount Vernon Signal – 9/5/1968 Mount Vernon Signal – 9/12/1968 Mount Vernon Signal – 9/19/1968 Mount Vernon Signal – 9/26/1968 Mount Vernon Signal – 10/3/1968 Mount Vernon Signal – 10/10/1968 Mount Vernon Signal – 10/17/1968 Mount Vernon Signal – 10/24/1968 Mount Vernon Signal – 10/31/1968 Mount Vernon Signal – 11/7/1968 Mount Vernon Signal – 11/14/1968 Mount Vernon Signal – 11/21/1968 Mount Vernon Signal – 11/28/1968 Mount Vernon Signal – 12/5/1968 Mount Vernon Signal – 12/12/1968 Mount Vernon Signal – 12/19/1968 Mount Vernon Signal – 12/26/1968 Mount Vernon Signal – 12/31/1968