28 37N89 33W Gulfof Mexico unidentified aerial event — June 1964

On or during June 1964, at or near 28 37N89 33W Gulfof Mexico, Mexico, the source reports the following sequence: BRIEF SUMMARY OF SIGHTING: Coast Guard personnel at New Orleans Coast Guard Station Gulf of Mexico observed mushroom cloud that looked like atomic warhead explosion and was alerted and ready to investigate. ON 2152 KCS QUOTE I SPOTTED A MUSHROOM CLOUD LIKE ATOMIC BOMB EXPLOSION THAT ROSE THOUSANDS OF FEET IN AIR UNQUOTE The text in the document is as follows: INCOMING MESSAGE DEPARTMENT OF THE AIR FORCE STAFF AID SPACE BRANCH UNCLASSIFIED PAGE TWO RUSSEL 193 UNCLAS AF IN : 37852 (22 JUN 64) PG 2 OF 2 WE HAD 12 AIRCRAFT IN THE AREA AND SIGHTED NOTHING. IF THERE HAD BEEN ANYTHING, IT HAD COMPLETELY DISAPPEARED NOW AND SAW NOTHING FALL INTO THE WATER. WE HAVE RETURNED TO ORIGINAL POSIT. I HAVE SCHEDULED TWIN ENGINE BOATS WORKING IN THAT AREA THEY USUALLY JUST MAKE A SKG SPLASH AND NOT A BIG SMOKE CLOUD LIKE WE SAW. REPORTED TO CG IPCR, ADSAF AND YOPS. It appears to be a report from the Department of the Air Force regarding an unidentified flying object (UFO) sighting. COAST GUARD A/C SEARCHED FROM POSITN REPORTED IN REF A.