AEDC celebrates 70 years with open house
Col. Jeffrey Geraghty, commander, Arnold Engineering Development Complex, addresses AEDC military and Department of Defense personnel gathered for a retreat ceremony after the AEDC “Hap Arnold Day” 70th Anniversary Celebration Open House, June 26, 2021, at Arnold Air Force Base, Tenn. (U.S. Air Force photo by Jill Pickett)