Documents / Report
This National Security Agency release, Part E of a series of Communications Intelligence (COMINT) reports, is undated and heavily redacted. It contains classified message traffic marked Secret Spoke and Top Secret Umbra. The messages record radar tracking of unidentified flying objects, often several at a time, at altitudes from about 500 to 88,500 feet. Most entries describe the objects as probably balloons. Locations, sources and many dates have been removed.
Read from the scan by GLM-OCR; expect the odd misread word.
CATEGORY = 4BB MESSAGE = 03668953 LH #BJ11 241B551 ZNY MMHSH 5. RADAR TRACKING OF UNIDENTIFIED FLYING OBJECTS (UFO): A. 0502-0940, 46 UFO (PROBABLY BALLOONS) MOVED SLOWLY FROM NW OF TOWARD WEST AND PASSED ALT 13,100-88,500 FT. B. 0605-0811, ONE UFO (PROBABLY A BALLOON) MOVED SLOWLY FROM TOWARD WEST AND PASSED AND ALT 15,000-79,000 FT. C. 0709-0811, ONE UFO (PROBABLY A BALLOON) MOVED SLOWLY FROM TOWARD WEST AND PASSED ALT 15,000-79,000 FT. D. 1634-1637, ONE UFO (PROBABLY A BALLOON) MOVED OVER ALT 80,000 FT.
Not linked to a story yet.
Report, from the nsa collection. The PDF is mirrored here; the original link is above. The text was read from the page images by GLM-OCR; expect the odd misread word. 25 pages are in the text index: search them above, or from the library's search.