Witness fileTechnicians employed by commercial airlines0Linked incidents1 source-linked records1948-12-10 / United States / unresolvedThe Air Intelligence Division of the U.S. Air Force and the Office of Naval Intelligence jointly produced Study No. 203, "Analysis of Flying Object Incidents in the United States," dated December 10, 1948. The study examined approximately 210 reported incidents involving flying objects described as disk-shaped, rough cigar-shaped, or balls of fire, observed by U.S. Weather Bureau personnel, USAF rated officers, and experienced civilian pilots.Disk-shaped flying objects, some described as silver disks observed primarily in daylight, some with luminosity