What happened
Three dark discs hovered and then flew away, outlined against a dark cloud, in 15 seconds.
"three dark discs"Shape words from the Project Blue Book summary
Witnesses
Oklahoma State Patrolman Hamilton, in the State Patrol airplane
Explanation
Unresolved
No explanation has been found.
Sources
- Patrick Gross, Project Blue Book unknowns of 1952ufologie.patrickgross.org
- The Black Vault, Project Blue Book unknown case files, complete listtheblackvault.com
Filed by Project Blue Book as unidentified.