Witness fileMr. Efron, observer0Linked incidents1 source-linked records1955-10-01 / Prague / debunkedA 1955 CIA memorandum from Harvey Scoville Jr., Assistant Director of Scientific Intelligence, addressed to the Director of Central Intelligence, analyzes a Prague dispatch dated 13 October 1955 reporting the sighting of two "flying saucers or disc-like unconventional aircraft." Mr. Efron, one of four observers, told interviewers he saw only two lights rise vertically and pass overhead at roughly 9,000 feet, and could not describe the body or shape of the objects.Two lights which initially arose vertically and then approached the train and passed overhead at a high altitude