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TOP SECRET // SCI // NOFORNPUBLIC ARCHIVE · THE BLACK VAULT
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Battelle Memorial Institute (Investigation)

DATE5 May 1955
LOCAL TIME—
LOCATIONUnited States
COORDINATES40.28°N, 82.51°W

Largest statistical analysis of UFO cases: 3,201 Blue Book cases. Found 22% unidentified. Data showed better-quality reports were MORE likely to remain unidentified, contradicting debunking conclusions.

[ PRIMARY CITATION // THE BLACK VAULT · CTD-0100 ]

SENSORS & EVIDENCE

Institutional program record
Battelle Memorial Institute, Columbus, Ohio