1937-2009, of Littleton. Survived by his daughters Susan Carroll and Kimberly Haffner, his brother Allen C. Duke, his grandchildren Taylor and Lea Carroll, Justin and Joshua Haffner, Ava and Ronan Duke. Preceded in death by his son Dr. Bryan J. Duke. Memorial Service, Friday, 10:00AM, Horan & McConaty Family Chapel, 3101 S. Wadsworth Blvd., Lakewood. Interment at Fort Logan National Cemetery. In lieu of flowers send donations to Young Life of Central Jefferson County Colorado, PO Box 2920, Colorado Springs, CO 80901-2920.