Photograph of Northrop's hot gas system for canopy jettison, October 23, 1973. Caption: "73-04622 Northrop. TWO 18080. Hot Gas System, Test Latch Function Canopy Jettison. Test #3 (Hot). 10-23-73."
Photograph of an unidentified man seated in the cockpit of the Northrop YF-17 aircraft, circa 1970s. A grid taped to the canopy marks particular fuselage stations (F.S.) and water lines (W.L.) on the aircraft.Caption: "AT 7679."