DatasetOfficialDatasetAI enriched

Project Blue Book Physical Artifacts, 1947-1969

USAF collected 31 artifacts and 4 stereo slides tied to UFO sighting case files.

Event

Pending

Location

Pending

Source

National Archives UAP Bulk Downloads

AI Disclosure Brief

AI assisted

Reported Object Read

Series contains physical artifacts and stereo slides submitted in connection with Project Blue Book UFO sighting case files; specific object descriptions not provided in series metadata.

Notable Characteristics

  • Environment: unknown

Reported Motion

No confident entries yet.

Evidence Notes

  • 31 artifacts
  • 4 stereo slides
  • Linked to UFO case files

NARA series documents physical artifacts submitted during Project Blue Book's UFO investigations, offering potential tangible evidence preserved from 1947-1969 sightings.

Shape read

Unclear

Sensors

Pending

AI confidence

80%

Prosaic Leads

  • Artifacts may include conventional debris misidentified as anomalous
  • Slides likely photographic evidence from witness submissions

Anomalous Indicators

  • Physical items analyzed by USAF Technical Intelligence
  • Unique specimen numbers assigned to UFO-related submissions

Evidence Gaps

  • No specific descriptions of individual artifacts
  • Linked case file details in separate series
  • No California-specific sightings confirmed in this metadata
External reference status: Unverified

Evidence Quotes // source statements

Open archive
Sensor ContactExact quote
"This series consists of submitted artifacts related to case files on sightings of unidentified flying objects (UFOs) of Project Blue Book"

Unknown speaker

Scope and content note

Recovered MaterialExact quote
"31 artifacts"

Unknown speaker

Physical occurrences extent

Chronology Trace // before & after

No dated sibling signals are available yet.

Official Files // source material

1 linked
Json

USAF UFO sightings, California

[ { "inclusiveStartDate": { "year": 1952, "logicalDate": "1952-01-01" }, "levelOfDescription": "series", "creators": [ { "creatorType": "Most Recent", "heading": "Department of Defense. Department of the Air Force. Air Force Systems Command. Foreign Technology Division. Aerial Phenomena Branch. (7/1/1961 - 12/17/1969)", "abolishDate": { "month": 12, "year": 1969, "day": 17, "logicalDate": "1969-12-17" }, "authorityType": "organization", "establishDate": { "month": 7, "year": 1961, "day": 1, "logicalDate": "1961-07-01" }, "naId": 10455222 } ], "recordType": "description", "inclusiveEndDate": {