1947-08-04 / Approximately midway between Everett (Mass) Fan Marker and Bedford Radio Beacon, approximately 10 miles NW of Boston, Massachusetts / unresolved
On 4 August 1947 at 1600 EDT, Pan American Airways Captain Alpheus O. Powell and navigator Walter I. White separately sighted flying objects near Boston while piloting a Constellation from Gander, Newfoundland to La Guardia Field. Powell described his object as cylindrical, blunt at both ends, roughly the length of a P-40 fuselage, and bright orange; White described his as elliptical, deep gold, and approximately 15 feet long. Air Defense Command at Mitchel Field, New York interviewed both men and issued summaries of information on 12 and 15 September 1947.
Cylindrical in shape, blunt at both ends, approximately the length of a P-40 fuselage, bright orange hue, definite shape with no suggestion of gaseous dissipation, observed at approximately 7,800 feet altitude, estimated course 200° magnetic, estimated speed approximately 150 mph (Powell description)