Previously operated by the 185th TAS OK ANG (whose OK code is faintly visible on the tail fin) this very rare 'Roman Nose' Hercules entered AMARC in May 1976.
963rd Airborne Air Control Squadron, 552nd Air Control Wing, Tinker AFB, Oklahoma. Boeing E-3B Sentry on final for runway 19R at IAB while doing some pattern work north of home station.