A page from an F-4 Phantom II weapons delivery manual, dated July 1971, detailing release parameters for BLU-27/B napalm canisters used during the Vietnam War. Tables like this one guided pilots flying from bases such as Danang in calculating dive angle, release altitude, and airspeed needed to accurately deliver ordnance in close air support missions, reflecting the technical precision required in Vietnam-era combat aviation. Project: 218451