Aviation encounter — near Shreveport, Louisiana — 1957-06-03

A Trans-Texas airliner pilot and copilot reported an aerial observation near Shreveport, Louisiana on 3 June 1957. The account reports that two objects rose from 1,000 ft to 10,000 ft rapidly. Ground radar observations were also recorded. Source: Dominique F. Weinstein, Unidentified Aerial Phenomena: Eighty Years of Pilot Sightings (NARCAP TR-04, February2001), PDF page33, table row19.