Aperçu gratuit du livre SYMPOSIUM ON UNIDENTIFIED FLYING OBJECTS. HEARINGS BEFORE THE COMMITTEE ON SCIENCE AND ASTRONAUTICS, U.S. HOUSE OF REPRESENTATIVES NINETIETH CONGRESS SECOND SESSION JULY 29, 1968 [No. 7]
SYMPOSIUM ON UNIDENTIFIED FLYING OBJECTS. HEARINGS BEFORE THE COMMITTEE ON SCIENCE AND ASTRONAUTICS, U.S. HOUSE OF REPRESENTATIVES NINETIETH CONGRESS SECOND SESSION JULY 29, 1968 [No. 7]