The 1952 Washington UFO Flap: Radar Blips Over the White House and the Formation of Project Blue Book
To the point
Seven radar-and-visual UFO sightings in July 1952 in Washington, D.C., reported by Edward Nugent and Harry Barnes, led to Project Blue Book studying thousands of reports, with officials attributing most to misidentified lights caused by temperature inversions, a view challenged by Edward J. Ruppelt and later reinforced by the Robertson Panel’s debunking push.