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Stories2

Seymour Hess sighting at Lowell Observatory, Flagstaff, 1950
May 20, 1950 · Lowell Observatory, Mars Hill, Flagstaff, Coconino County, Arizona
UAP · Sphere · 15 sources
21Thinly documented
Seymour L. Hess's Flagstaff Disk Sighting
May 20, 1950 · Lowell Observatory, Mars Hill, Flagstaff, Coconino County, Arizona
UAP · Disc / saucer · 13 sources
16Thinly documented

Documents19 · see all

  • Federal Aviation Administration: 237UAP00016 Official release
    Department of Transportation. Federal Aviation Administration.· 2023· 1 pages· 1 page mentions it
    • p. 1 …NO REMARKS Approximately 10 miles south of Flagstaff,AZ(FLG), UFO heading north about 50,000.
  • AFOSI LaPaz Catalog raw data Document
    NICAP· 22 pages· 2 pages mention it
    • p. 6 …very thin dissipated (2) 53 490418 0148 2 R Flagstaff & Williams, Arizona NW app 12,000' to one. 75 - 100…
    • p. 8 …went behind building (3) 77 490629 2010 1 Unk Flagstaff, Arizona E to W 30° from vertical yellow in front…
  • Gemini 9 Debriefing, 1966 Official release
    National Aeronautics and Space Administration· 1966· 78 pages· 2 pages mention it
    • p. 49 …ONASA/U S OLOGICAL SURVEY BRA CH OF' ASTROGEOLOGY FLAGSTAFF ARIZONA HOU SC/MANNED SPACECRAFT CENTER HOUSTON TEX IS BT…
    • p. 51 …Geological Surve ~ Flagstaff, Arizona o 0 AT 16:30 EDT, FRIDAY, MAY 29 WORD CAME THROUGH TO THB MANNED FLIGHT…
  • Defense Intelligence Reference Document Biomaterials Report
    Defense Intelligence Agency· 32 pages· 1 page mentions it
    • p. 23 …Figure 22 shows commercial vascular grafts made by Gore Medical (Flagstaff, Arizona, USA). Figure 22. Gore Medical Teflon Foam Used…
  • AAWSAP DIRD, Biomaterials, January 2010 Official release
    U.S. Department of War· 2010-01-07· 32 pages· 1 page mentions it
    • p. 23 …Figure 22 shows commercial vascula r grafts made by Gore Medical (Flagstaff, Ari zona, USA) . Figure 22. Gore Medical Teflon…
  • FAA FOIA response 2014-009122 FOIA release
    FAA via The Black Vault· 2014· 179 pages· 1 page mentions it
    • p. 6 …related to the July 25, 2010 emergency landing at Flagstaff, Arizona due to a possible engine fire on aircraft N880GA…

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