Mount Vernon Signal – 1978 Mount Vernon Signal – 1/5/1978 Mount Vernon Signal – 1/12/1978 Mount Vernon Signal – 1/19/1978 Mount Vernon Signal – 1/26/1978 Mount Vernon Signal – 2/2/1978 Mount Vernon Signal – 2/9/1978 Mount Vernon Signal – 2/16/1978 Mount Vernon Signal – 2/23/1978 Mount Vernon Signal – 3/2/1978 Mount Vernon Signal – 3/9/1978 Mount Vernon Signal – 3/16/1978 Mount Vernon Signal – 3/23/1978 Mount Vernon Signal – 3/30/1978 Mount Vernon Signal – 4/6/1978 Mount Vernon Signal – 4/13/1978 Mount Vernon Signal – 4/20/1978 Mount Vernon Signal – 4/27/1978 Mount Vernon Signal – 5/4/1978 Mount Vernon Signal – 5/11/1978 Mount Vernon Signal – 5/18/1978 Mount Vernon Signal – 5/25/1978 Mount Vernon Signal – 6/1/1978 Mount Vernon Signal – 6/8/1978 Mount Vernon Signal – 6/15/1978 Mount Vernon Signal – 6/22/1978 Mount Vernon Signal – 6/29/1978 Mount Vernon Signal – 7/6/1978 Mount Vernon Signal – 7/13/1978 Mount Vernon Signal – 7/20/1978 Mount Vernon Signal – 7/27/1978 Mount Vernon Signal – 8/3/1978 Mount Vernon Signal – 8/10/1978 Mount Vernon Signal – 8/17/1978 Mount Vernon Signal – 8/24/1978 Mount Vernon Signal – 8/31/1978 Mount Vernon Signal – 9/7/1978 Mount Vernon Signal – 9/14/1978 Mount Vernon Signal – 9/21/1978 Mount Vernon Signal – 9/28/1978 Mount Vernon Signal – 10/5/1978 Mount Vernon Signal – 10/12/1978 Mount Vernon Signal – 10/19/1978 Mount Vernon Signal – 10/26/1978 Mount Vernon Signal – 11/2/1978 Mount Vernon Signal – 11/9/1978 Mount Vernon Signal – 11/16/1978 Mount Vernon Signal – 11/23/1978 Mount Vernon Signal – 11/30/1978 Mount Vernon Signal – 12/14/1978 Mount Vernon Signal – 12/21/1978 Mount Vernon Signal – 12/28/1978