Flying Discs Incident Reports, 319.1, 1949
This file primarily contains incident reports on unidentified flying objects written in compliance with the 1948 Flight Service Regulation 200-4, witnessed by military and some civilian aviation sources. The reports typically record dates, locations, weather, altitude, and detailed descriptions of appearance and movement, and the file also includes related military communications, intelligence reports, diagrams, and a report from a weather station in Japan.