PURSUE archive · catalogue card
DOW-UAP-D097
Project Sign Progress Report, 1948
This card reproduces what the official catalogue publishes. Our own analysis (cross-checked sources, timeline and hypotheses) will come when its turn arrives in the weekly review.
- Agency
- Department of War
- Incident date
- 1948As the catalogue writes it: “1948”
- Place
- The catalogue gives no place.
- Published in PURSUE
- Jul 10, 2026
- Records
- 1 record · Document
01 Official description
This file contains an initial report from the Air Materiel Command regarding Project Sign. Project Sign was a 1948-1949 U.S. Air Force program to investigate the nature and origin of unidentified flying objects (UFO). The report details 100 UFO sightings from 1947-1948. The file also contains an article excerpted from “The Aeroplane,” an aviation-focused periodical magazine published between 1911 and 1968, titled “The Biology of the Flying Saucer.”
02 Catalogue records · 1
DOW-UAP-D097 · Document · Department of War · Jul 10, 2026
Project Sign Progress Report, 1948
1948 · Various
03 Related cases
Other catalogue cards from the same area or the same decade.
04 Sources
- [1]
Record · U.S. Department of War
Presidential Unsealing and Reporting System for UAP Encounters (PURSUE)
Card, descriptions and comments: PURSUE catalogue, U.S. Department of War. The files are not hosted here; they open on their official site.
Checked on Oct 4, 2026 · Open the original ↗
May contain errors by the AI and the editor · always check the official source.