What happened
Three sightings of flashing lights: two lights two miles apart, the leader flashing steadily and the other irregularly; then two similar lights a mile apart; finally a single light.
All cases / From orbit / Pottstown flashers
June 26, 1952, 11:50 p.m.
Pottstown, Pennsylvania, USA
"flashing lights"Shape words from the Project Blue Book summary
Three sightings of flashing lights: two lights two miles apart, the leader flashing steadily and the other irregularly; then two similar lights a mile apart; finally a single light.
The assistant manager of the airport
No explanation has been found.
Filed by Project Blue Book as unidentified.