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This Project Blue Book file, released through The Black Vault, collects US Air Force records from 1950 to 1959 on the movie film Nicholas Mariana shot at Great Falls, Montana on 15 August 1950. It includes the OSI interview report, letters about borrowing and copying the film, and a 1956 Douglas Aircraft analysis. Blue Book's own findings were not consistent: one letter lists the cause as unknown, while later memos conclude the objects were probably two F-94 jets.
Read from the scan by GLM-OCR; expect the odd misread word.
WINDS ALOFT REPORT (Cont'd) at 0000, surface winds, 290 degrees, 15 miles per hour, 1,000 feet 270 degrees 19 miles per hour 5,000 feet 240 degrees 25 miles per hour 6,000 feet 250 degrees 22 miles per hour 7,000 feet 270 degrees 22 miles per hour 8,000 feet 270 degrees 31 miles per hour 9,000 feet 260 degrees 43 miles per hour 10,000 feet 260 degrees 45 miles per hour 12,000 feet 260 degrees 42 miles per hour 14,000 feet 260 degrees 34 miles per hour 16,000 feet 270 degrees 34 miles per hour 18,000 feet 270 degrees 33 miles per hour 20,000 feet 270 degrees 36 miles per hour 25,000 feet 260 degrees 26 miles per hour at 1400 hours, same date, winds aloft readings were: surface winds,230 degrees,24 miles per hour 1000 feet,240 degrees,25 miles per hour 5000 feet,250 degrees,36 miles per hour 6000 feet,250 degrees,41 miles per hour 7000 feet,250 degrees,40 miles per hour 8000 feet,250 degrees,35 miles per hour 9000 feet,260 degrees,25 miles per hour 10,000 feet,260 degrees,24 miles per hour 12,000 feet,260 degrees,30 miles per hour 14,000 feet,260 degrees,55 miles per hour 16,000 feet,250 degrees,54 miles per hour 18,000 feet,260 degrees,36 miles per hour 20,000 feet,260 degrees,34 miles per hour 25,000 feet,260 degrees,39 miles per hour There were no testing devices nor Raysonde devices sent aloft between the hours of 0800 and 1400 hours, 15 August 1950. Raysonde instruments were sent aloft at 0800 and 1400 hours, 15 August 1950 by the U. 3. Weather Bureau, Gore Field, Great Falls, Montana. Mr. Juern further stated that there were no celestial phenomena listed in the U. 3. Weather Bureau report for the twenty-four hour period 0800 hours, 15 August 1950, to 0800 hours, 16 August 1950. DOWNGRADED AT 3 YEAR INTERVALS: DECLASSIFIED AFTER 12 YEARS. DOD DIR 5200.10
Document, cited by the archive. 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. 114 pages are in the text index: search them above, or from the library's search.