Archival research
Inside Project Blue Book
A starting point for the Air Force’s historical UFO case records, reports, and moving images.
Read with context
NARA’s research guide explains the collection and how to access it. The selections below include an index, a report, and catalog metadata. Bulk packages may contain many files; they are not single sightings.
Source: NARA: UAP bulk downloads ↗Selected records
pdf · U.S. Air Force
Project Blue Book Master Index (12,618 cases)
The master index of all 12,618 UFO sightings investigated by Project Blue Book from 1947 to 1969, including the 701 cases classified as 'Unknown.' Final official tally compiled at Blue Book's December 1969 closure.
pdf · U.S. Air Force
Project Blue Book — Special Report No. 14 (Battelle Memorial Institute)
The 316-page statistical analysis of 3,201 UFO reports conducted by Battelle Memorial Institute for the U.S. Air Force. Found that approximately 22% of cases remained unexplained even after detailed investigation — the largest formal UFO study before Project Blue Book ended.
archive · U.S. Air Force
NARA metadata JSON - Project "BLUE BOOK", 1954–1966
Official NARA metadata export for UAP-related Catalog record 542184. NARA says these bulk downloads are generated from the UAP records list and include applicable file units, items, and digital-object URLs.
archive · U.S. Air Force
NARA metadata JSON - Project Blue Book Motion Picture Films, 1950–1966
Official NARA metadata export for UAP-related Catalog record 61934. NARA says these bulk downloads are generated from the UAP records list and include applicable file units, items, and digital-object URLs.