Pilot of a North American Aviation T-6 Texan aircraft and six other pilots on the ground, saw a bright silver circular object 5 or 6 times the size of a B-29 at an estimated altitude 55,000'.
C.M Jasper, Squadron Commander & Flight Instructor, Marana AFB, sitting in a landed T-6 Texan aircraft at the Benson Airport, took a fix on the object in relation to the top of the canopy at 8:23 a.m.
Paul Wilkerson, Flight instructor, Chauncey 'Chick' P. Logan, Flight Instructor, Marana AFB, Cadet Plucinsky, Chuck 'Skeet' Taylor, Airport Manager were some of the other witnesses.
Jasper kept continous fixes on the object and it did not move the slightest fraction until 9:14 a.m. when the object disappeared.
Cadet Plucinsky flying above Benson airport, said when he spotted the object:
It looks like a flying saucer.
Object hovered for over 51 minutes then suddenly disappeared.