24ec8357f66093a5
23857158-001-080
NARA·NARA_4602D_AISS_23857158·tiff_group·—·1 pages
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Source: tesseract · confidence ~84%
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a a a eee Declassification Authority NND 923007 | | ie | UNITED AIR LINES United Air Lines Building, Chicago 38, ‘Illinois Seattle-Tacoma Airport EXECUTIVE OFFICES Seattle 88, Washington. December 13, 1954 - aot a foo ore Commander, Air Defense Command Ent Air Force Base Colorado Springs, Colorado SUBJECT: Cirvis Report Confirmation At 1102 Pacific Standard Time, December 13, 1954, a contrail was observed in the vicinity of Roseburg, Oregon, heading approximately | 180° magnetic, altitude estimated 30,000 M.S ele, speed estimated roughly to be 400 knots. The above report was made to Eugene, Or…
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