Washington, D.C., 1952 Reassessed: What Filled the Capital’s Radar Screens? [r/aliens]

The CIA's 1952 file on the Washington D.C. radar incursions, document RDP79B00752A000300100010-4, revisits the multiple unidentified returns tracked over the capital on consecutive weekends. The document notes the Air Force's temperature inversion explanation, yet radar operators at National Airport and Andrews AFB reported simultaneous visual confirmations that the inversion theory does not fully cover.