July 5, 1952 — Norman, OK
7:58 p.m. Oklahoma State Patrolman Arthur Myers Hamilton is flying five miles south-southeast of Norman, Oklahoma, in a State Patrol airplane when he sees three dark discs 4–8 miles away at 6,000 feet hover for 15 seconds then fly away, silhouetted against a dark cloud. [Eberhart]
AF 112:
Questionnaire:
Sources:
Brad Sparks, Blue Book Unknowns Catalogue, Case 662, p. 145;
NICAP, “Three Dark Discs Sighted from State Patrol Airplane”;