Baltimore radar-visual unidentified-object report — May 1, 1955

On or during May 1, 1955, at or near Baltimore, Maryland, United States, the source reports the following sequence: CONCLUSIONS Was Observed Was Aircraft Possibly Aircraft Was Astronomical Possibly Astronomical Other (Value When) Insufficient Data for Evaluation Unidentified TEXT EXTRACTED FROM THE DOCUMENT: TO: Brig General Watson Commander, ATIC ATTN: Capt. ANALYSIS: THERE IS NO UNUSUAL OR VISUAL PHENOMENON REPORTED IN THIS CASE. The object was observed to be made of cast iron or similar metal (forwarded to me for analysis). Observed by two employees the object made a distinctly audible sound as it penetrated the roof. CONCLUSIONS: Insufficient Data Probably Balloon Probably Satellite Was Aircraft Possibly Aircraft Possibly Astronomical COMMENTS: Investigated by Flight 3-B with the following conclusions: The object was explained as an aircraft flying over the American Oil Co. COLEMAN, USAF EVALUATION OF SOURCE: GOOD SUBJECT AERIAL SIGHTING ON 5 MAY 1955, AT APPROXIMATELY 2340 HOURS, TWO NATIONAL SECURITY AGENCY EMPLOYEES OBSERVED TWO STRANGE OBJECTS MANEUVERING OVER BALTIMORE, MARYLAND. THEY MOVED RAPIDLY, CHANGING DIRECTION AND SPEED ABRUPTLY SEVERAL TIMES. THE OBJECTS WERE UNDER POSITIVE RADAR CONTROL AND WERE TRACKED BY THE BALTIMORE RADAR STATION. THERE WAS NO NOISE ASSOCIATED WITH THE OBJECTS, WHICH WERE OBSERVED FOR APPROXIMATELY 30 MINUTES. THEY WERE FIRST SIGHTED TO THE NORTH OF BALTIMORE AND LAST OBSERVED TRAVELING IN A SOUTHERLY DIRECTION. DESCRIPTION: A BRIGHT LIGHT WAS OBSERVED IN THE SKY OVER BALTIMORE, MD., ON 6 MAY 1955 AT 8:47 P.M. IT MOVED FROM NORTH TO SOUTH AT A HIGH RATE OF SPEED AND DISAPPEARED FROM VIEW AFTER APPROXIMATELY 10 SECONDS.