topic group · 2 sources
Project Blue Book : the top secret UFO findings revealed
Highest-notability item leads. All sources covering this story attached below.
archive_org
·
gov / mil
cred 4
32
Project Blue Book : the top secret UFO findings revealed
Includes bibliographical references
1976-01-01
archive_org
·
gov / mil
cred 4
31
Project Blue Book : the top secret UFO findings revealed
vii, 423 pages, 32 unnumbered pages of plates : 18 cm Includes bibliographical references
1990-01-01