In 1967, after having multiple high-level meetings with the Rand Corporation, Bill Lear, and General Curtis LeMay.
we have to go all the way back to the 50s to his father, Bill Lear, and the early innings of American UFO and exotic propulsion research.
Bill Lear invented the Learjet, the first commercial business airliner, and ran Lear Incorporated, an aerospace company based in Santa Monica.
If there was an original program working on antigravity propulsion, Bill Lear was on it.