Airborneover Atlantic JKGE2814 unidentified aerial event — August 1957

On or during August 1957, at or near Airborneover Atlantic JKGE2814, the source reports the following sequence: COMMENTS Met report 043 DEP 21 APR 57 N.F.S RTSPA MRG 8 SEPT 57 ATJC JVA 00 3943 XWETA PO ILYC SESVD DOSED "JEWLS" BRNG 00 147 DO IMY RCTN FOAIN CO RLLIVLY AER JT DR INTRVATD INTEL LAI POS Y RCO DERUISTOR INEC STAT AND GOL LIN, COLL BLIDIOOVER AIR TECH INTL GUI HATS GOVT JPG COLLNAT DEPT AFEDC AIRCRAFTVISUAL: A WHITE FLASH WAS OBSERVED REACHING VERY HIGH IN THE SKY. COURSEEXACT: A BRIGHT FLASH WAS OBSERVED 'JET' TO HAVE MADE A SHARP BRAKING MANEUVER. DISTANTMANEUVERING: THE BRIGHT FLASH WAS OBSERVED TO TRAVEL A LONG DISTANCE.