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DOW-UAP-D100, Air Materiel Command Report on Unidentified Flying Objects, 1947-1948

This file is a collection of U.S. Government memoranda and correspondence relating to “Project Sign,” a 1948 U.S. Air Force program to investigate reports of high-performance airborne objects. The documents characterize some of these reports as being consistent with “real” object

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DOW-UAP-D100, Air Materiel Command Report on Unidentified Flying Objects, 1947-1948
Media type
document
Archive path
Release_5/DOW-UAP-D100_Air-Materiel-Command-Report-on-UFOs_1947-1948.pdf
Source agency
Department of War
Event date
1947-1948
Location
N/A
Release date
8/7/26
Last updated
2026-08-05
Source file
Open source file

Source Summary

This file is a collection of U.S. Government memoranda and correspondence relating to “Project Sign,” a 1948 U.S. Air Force program to investigate reports of high-performance airborne objects. The documents characterize some of these reports as being consistent with “real” object

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