DocumentOfficialReportAI enriched

Blue Book Special Report No. 14 Analysis

Air Force statistical study of 3,201 unidentified aerial object reports through 1952.

Event

Pending

Location

Pending

Source

PURSUE Program

AI Disclosure Brief

AI assisted

Reported Object Read

The source is a statistical analysis document; no individual object sightings are described in the provided text.

Notable Characteristics

  • Environment: unknown

Reported Motion

No confident entries yet.

Evidence Notes

  • Document is a meta-analysis of prior sighting reports rather than a primary sighting record.

This 1955 Air Force statistical report analyzes 3,201 sighting cases collected through 1952. The study concludes that the probability any unknowns represent unknown technological developments is very small, while acknowledging the subjective nature of the original reports.

Shape read

Unclear

Sensors

Pending

AI confidence

90%

Prosaic Leads

  • Astronomical phenomena
  • Aircraft
  • Balloons

Anomalous Indicators

No confident entries yet.

Evidence Gaps

  • No raw sighting data included in this document
  • Individual case files referenced but not reproduced
External reference status: Candidate

Evidence Quotes // source statements

Open archive
OtherExact quote
"An attempt to determine the probability that any of the UNKNOWNS represented observations of technological developments not known to this country necessitated a thorough re-examination and re-evaluation of the cases of objects not originally identified; this led to the conclusion that this probability was very small."

Unknown speaker / Air Technical Intelligence Center

SUMMARY conclusions on unknown cases.

Source
Official DenialExact quote
"Although there was no evidence that the unexplained reports of unidentified objects constituted a threat to the security of the U.S., the Air Force determined that all reports of unidentified aerial objects should be investigated and evaluated to determine if "flying saucers" represented technological developments not known to this country."

Unknown speaker / U.S. Air Force

SUMMARY section, security assessment statement.

Source
OtherExact quote
"Reports of unidentified aerial objects (popularly termed "flying saucers" or "flying discs") have been received by the U.S. Air Force since mid-1947 from many and diverse sources."

Unknown speaker / U.S. Air Force

Opening paragraph of the SUMMARY section.

Source

Chronology Trace // before & after

No dated sibling signals are available yet.

Official Files // source material

1 linked
Pdf

CIA UAP 015 Project Blue Book Special Report No 14

----~.~ ..:_:._~,. / FORM 2250 Approved fo..r: Release 2026 Under Section 1842 of the National Defen~5.e ,..,_ _.,-<,y-; ~ -- --<-4H~ 6 64 1 • Authorizati6n Ac -e' for Fiscal Year 2024 ~ 5'f.J _: ~- _,.,/ 1 (PLACE FORM qgo HERE) 0 FFI C/IAL J RECORD The, Agenc. in accc. additior, Records .,.---------- RETURN IMMEDIATELY AFTER USE TO THE CIA ARCHIVES AND RECORDS CENTER 6-64 FORM 2250 (PLACE FORM ~90 HERE} OFFICIAL J RECORD COPY WARNING The attached document (s) must be safeguarded. It is the Agency's Official Historical Record and must be preserved in accordance with the Federal Records Act of 1950. For additional information, call the Chief, CIA Archives and Records Center, extension 2468. RETURN IMMEDIATELY AFTER USE TO THE CIA ARCHIVES AND RECORDS CENTER SJ -:/

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