Of Silver Spring, MD passed away on May 19, 2016. He was the beloved husband of Sue Schwendiman Williamson. He attended Phillips Exeter Academy and American University and worked 30 years for the Library of Congress. He is survived by his wife, Sue, and mother, Marguerite Williamson of Ft. Myers, FL. He was a member of St. Michael the Archangel Anglican Catholic Church of Frederick, MD. Friends may call at DeVol Funeral Home, 10 E. Deer Park Dr., Gaithersburg, MD on Saturday, May 28, 2016 from 10 to 11 AM where a Funeral Mass will be held at 11:00 AM. Interment will be held at a later date in Salt Lake City, UT.