113th Tactical Fighter Squadron - McDonnell F-4C-20-MC Phantom 63-7623 in Vietnam War camouflage livery.   Later modified as EF-4C Wild Weasel flak suppression aircraft.
United States Air Force
1979
Peake, William R, (2005), McDonnell Douglas F-4 Phantom II: Production and Operational Data, Midland Pub Ltd, ISBN: 9781857801903  Image source listed as United States Air Force