USAF 31st Strategic Recon Squadron pilot and crew of RB-36 flying at 18,000 feet on a 301° heading at 214 mph TAS, Capt. Gerard A. Sharrock, Capt. Jack L. Bailey, Capt. Bernice O. Bowers, First Lieutenant Constantine G. Kollinzas, Second Lieutenant Norman V. Stewart, Staff Sergeant John J. Fisher, Staff Sergeant William O. Warr, A/lc Robert Schick, saw seven bright white circular or doughnut shaped white contrails, like lenticular clouds, stacked vertically about 10°-20° elevation estimated distance 50-75 miles height ranging from 25,000 to 60,000 feet about one mile wide. Sighted through 6x binoculars and photographed in six frames with 35 mm camera by Bailey, also seen by radar station ground observer alerted by radio. Contrails persisted for at least 15-20 minutes possibly one hour. Last seen when RB-36 was at 30°53' north, 101°20' west.

Seven balls were observed by nine experienced male military witnesses in a warplane for under 15 minutes (Bowers, Bernice O; Sharrock, Gerard A; Bailey, Jack L).

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