planes
Predictively-Programming the masses — Flight 911 nearly crashes into WTC skyscraper in 1970s science series — “Trigger Effect” James Burke’s CONNECTIONS series, season 1, episode 1
Flight 911 nearly crashes into WTC skyscraper in 1970s science series
Mystery of the 17th Harmonic
Mystery of the 17th Harmonic – FAA and FCC chase down a shortwave radio broadcaster whose 17th harmonic is found to interfere with airplane radio at 132.26 MHz