What happened
A dull grey metallic object, estimated at 120 feet long and 10 to 12 feet thick, hovered, gave off puffs of smoke and sped away after a minute or so.
"dull grey, metallic"Shape words from the Project Blue Book summary
Witnesses
USAF Sgt. J. B. Sells
Explanation
Unresolved
No explanation has been found.
Sources
- Patrick Gross, Project Blue Book unknowns of 1951ufologie.patrickgross.org
- The Black Vault, Project Blue Book unknown case files, complete listtheblackvault.com
Filed by Project Blue Book as unidentified.