Dnieperpetrovsk Airfield, USSR

Air Intelligence Information Report IR 193-55, dated 14 October 1955 and prepared by Lt. Col. Thomas S. Ryan of the U.S. Air Attache office in Prague, documents an eyewitness account of two round, circular unconventional aircraft resembling flying saucers seen at 1910 hours on 1 October 1955 between Atjaty and Adzhijabul in the Trans-Caucasus region of the USSR. Senator Richard Russell, Lt. Col. E.U. Hathaway, and Mr. Ruben Efron observed the disc aircraft ascending almost vertically one minute apart, with outer surfaces revolving slowly to the right, two stationary lights near the top, and sparks or flame from the bottom.