关于早期UFO记录的：
On February 28,1904,there was a sighting by three crew members on the USS Supply 300 miles west of San Francisco,reported by Lt.Frank Schofield,later to become Commander-in-Chief of the Pacific Battle Fleet.Schofield wrote of three bright red egg-shaped and circular objects flying in echelon formation that approached beneath the cloud layer,then changed course and “soared” above the clouds,departing directly away from the earth after 2 to 3 minutes.The largest had an apparent size of about six suns.