What happened
A silvery-grey ellipse with a clear bubble on top hovered about a mile away, landed within 300 yards and took off very fast, whining low, during five minutes.
"silvery-grey ellipse with a clear bubble"Shape words from the Project Blue Book summary
Witnesses
Rotenberger
Explanation
Unresolved
Sources
- Patrick Gross, Project Blue Book unknowns of 1966ufologie.patrickgross.org
- The Black Vault, Project Blue Book unknown case files, complete listtheblackvault.com
Filed by Project Blue Book as unidentified.