Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Unidentified flying objects -- Sightings and encounters 19 SEE ALSO narrower term: Human-alien encounters 53 Unidentified flying objects -- Sightings and encounters -- California -- Los Angeles. 1 Unidentified flying objects -- Sightings and encounters -- Comic books, strips, etc. 1 Unidentified flying objects -- Sightings and encounters -- Drama. 4 Unidentified flying objects -- Sightings and encounters -- Fiction. 4 Unidentified flying objects -- Sightings and encounters -- Government policy -- United States. 1 Unidentified flying objects -- Sightings and encounters -- History. 2 Unidentified flying objects -- Sightings and encounters -- Juvenile literature 8 Unidentified flying objects -- Sightings and encounters -- Michigan. 1 Unidentified flying objects -- Sightings and encounters -- Nevada -- Juvenile literature. 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >