DOW · 1947

USAF Project Sign Box 7 — Incidents 1-100

NARA Record Group 38 (or related), file 143685, Box 7, Incident Summary Sheets 1-100 — this is the Project Sign / Project Grudge "Incident Summary Sheets," a USAAF/USAF inventory of UFO sighting reports numbered 1-100 in the founding sequence of what would become Project Blue…

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