Activated in 1954 as 4677th Radar Evaluation Flight at Hill AFB, Utah; theen re-designated 4677th DSES, 1 Jan 1960 unit 1 July 1974 then re-designated the 17th DSES until inactivation 13 July 1979.
A Handbook of Aerospace Defense Organization 1946 - 1980, by Lloyd H. Cornett and Mildred W. Johnson, Office of History, Aerospace Defense Center, Peterson Air Force Base, Colorado