Documents / Report
This National Security Agency release gathers COMINT message traffic classified up to Top Secret Umbra, including a message dated August 1978, and one message cites COS Taipei. The messages list radar tracking of unidentified flying objects by time window, count, direction of movement and altitude. Most entries describe the objects as probably balloons moving slowly toward the west, at altitudes from about 6,500 to 100,000 feet. The released text has the place names redacted.
“object followed”10 pages
CATEGORY = 4BB MESSAGE = 03658574 LH #8814 2256642 ZNY MUNSH SECRET SPOKE IN INTEL SECTION SIX: THE FOLLOWING INFORMATION HAS BEEN PROVIDED: UNIDENTIFIED FLYING OBJECTS (UFO): 70011-0740 RADAR TRACKED FOUR UFO (PROBABLY BALLOONS) MOVING FROM BETWEEN AND TOWARD THE WEST, PASSING AND ENTERING ALT 72,100-75,500 FT. FLYING OBJECTS (UFO): A. 1040-1446, TWO UFO (PROBABLY BALLOONS) MOVED OVER ALT 72,000-79,000 FT. SPEED 41 KTS. B. 0846-1544, EIGHT UFO (PROBABLY BALLOONS) MOVED OVER ALT 69,000-86,000 FT.
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Report, from the nsa collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model; expect the odd misread word. 25 pages are in the text index: search them above, or from the library's search.