UNIDENTIFIED AERIAL PHENOMENA – EIGHTY YEARS OF PILOT SIGHTINGS
Catalog of Military, Airliner, Private Pilots’ Sightings from 1916 to 2000 February 2001 (6th edition)
1300+ cases [Bron: ufoevidence.org]
Meld a.u.b. dode link(s)
UNIDENTIFIED AERIAL PHENOMENA – EIGHTY YEARS OF PILOT SIGHTINGS
Catalog of Military, Airliner, Private Pilots’ Sightings from 1916 to 2000 February 2001 (6th edition)
1300+ cases [Bron: ufoevidence.org]