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Topic

Project Blue Book

The Air Force's twenty-two year UFO investigation and the case files it left behind — the largest body of material in this archive.

Reading

History

Project Blue Book: 12,618 Reports

The Air Force's UFO desk ran from 1947 to 1969. Its filing cabinet is the backbone of this archive — and its own summary numbers are the most quoted statistics in the subject.

2 min2 notes

Guide

How to Actually Use These Records

A practical guide to navigating the collection — including the errors in the source data that will otherwise waste your afternoon.

2 min2 notes

Every source cited in this topic

4

Assembled from the numbered notes in the articles above — each entry links to the publisher, with the specific claims it supports listed underneath.

SourcePublisherCited
Unidentified Flying Objects and Air Force Project Blue Book ↗
  • The Condon Committee's recommendation, the National Academy of Sciences review, the December 1969 termination order, and the cessation of activity... [note 2]
  • Project Blue Book's headquarters at Wright-Patterson Air Force Base, Ohio. [note 2]
U.S. Air Force 5
Project BLUE BOOK - Unidentified Flying Objects ↗
  • Project Blue Book's totals of 12,618 reported sightings and 701 unidentified cases, the 1947-1969 span, the Air Force's stated conclusions, and... [note 1]
U.S. National Archives 4
Bulk Downloads for UAP Records ↗
  • All figures in this article are computed from NARA's published catalog metadata for the UAP bulk downloads, parsed by this site. The parsing code,... [note 1]
  • NARA's guidance on researching this collection by record group, and the note that some materials are unavailable online due to copyright or other... [note 1]
U.S. National Archives 4
Records Related to UFOs and UAPs ↗
  • NARA's topic portal for UFO and UAP records, including research guidance organised by record group and collection. [note 2]
U.S. National Archives 1

Records in this topic

60 of 10,632
TitleLevelObjectsRecord
[BLANK], [BLANK] fileUnit 487 28921348
[ILLEGIBLE], [ILLEGIBLE] - Incident Number: [ILLEGIBLE] fileUnit 473 28931965
[Illegible], [Illegible] [Illegible] fileUnit 381 302568149
[Illegible], [Illegible] [Illegible] fileUnit 245 302576081
[Illegible], [Illegible] [Illegible] fileUnit 175 302578771
[Illegible], [Illegible] [Illegible] fileUnit 171 302570163
[Illegible], [Illegible] [Illegible] fileUnit 168 302566657
[Illegible], [Illegible] [Illegible] fileUnit 146 302565195
[Illegible], [Illegible] [Illegible] fileUnit 143 302583434
[Illegible], [Illegible] [Illegible] fileUnit 140 302562307
[Illegible], [Illegible] [Illegible] fileUnit 121 302571673
[Illegible], [Illegible] [Illegible] fileUnit 115 302569735
[Illegible], [Illegible] [Illegible] fileUnit 112 302575894
Reading, Pa., [Illegible] [Illegible] fileUnit 105 302565428
[BLANK], [BLANK] fileUnit 101 28946178
[BLANK], [BLANK] fileUnit 97 28943418
[Illegible], [Illegible] [Illegible] fileUnit 90 302536278
APPLEWOOD, COLORADO, [Illegible] [Illegible] fileUnit 88 302562469
Havarre, Ohio, [Illegible] [Illegible] fileUnit 87 302583346
Boron, California, [ILLEGIBLE] fileUnit 84 28948541
[BLANK], [BLANK] fileUnit 84 28981500
[Illegible], [Illegible] [Illegible] fileUnit 84 302551612
[ILLEGIBLE], [ILLEGIBLE] - Incident Number: [ILLEGIBLE] fileUnit 77 28943516
Kelly AFB, Texas, [ILLEGIBLE] fileUnit 77 28948157
Dayton, Ohio, [Illegible] [Illegible] fileUnit 73 302571887
ARCHIVES: NATIONAL: PROJECT BLUE BOOK: UFO SIGHTINGS fileUnit 73 40027753
Lake Huron, MICHIGAN, August [Illegible] fileUnit 69 302570070
[ILLEGIBLE], [ILLEGIBLE] - Incident Number: [ILLEGIBLE] fileUnit 65 28937074
Benedict, Maryland, June [ILLEGIBLE] fileUnit 62 28942902
[BLANK], [BLANK] fileUnit 61 28970125
RIPLEY, NEW YORK, July [ILLEGIBLE] - Incident Number: [ILLEGIBLE] fileUnit 56 28946298
[BLANK], [BLANK] fileUnit 56 28958372
[Illegible], August [Illegible] fileUnit 56 302544075
Walker AFB, New Mexico, June [ILLEGIBLE] fileUnit 55 28942791
North San Jaun, California, [Illegible] [Illegible] fileUnit 55 302567025
Richland Center, Wisc., [Illegible] [Illegible] fileUnit 52 302569935
[ILLEGIBLE], November [ILLEGIBLE] fileUnit 51 28951616
Baltimore, Maryland, [ILLEGIBLE] fileUnit 48 28948741
Bourban, Missouri, [Illegible] [Illegible] fileUnit 46 302560967
[ILLEGIBLE], [ILLEGIBLE] fileUnit 45 28942429
[BLANK], [BLANK] fileUnit 44 28994718
[Illegible], [Illegible] [Illegible] fileUnit 44 302560881
Chicago Illinois, [ILLEGIBLE] fileUnit 43 28942475
SPOKANE, WASHINGTON, [ILLEGIBLE] fileUnit 43 28943180
RANDOLPH AFB TEX, [ILLEGIBLE] - Incident Number: [ILLEGIBLE] fileUnit 42 28944560
[Illegible], August [Illegible] fileUnit 41 302536228
[Illegible], June [Illegible] fileUnit 41 302553209
[Illegible], [Illegible] [Illegible] fileUnit 41 302556294
Gordonsville, Virginia, [ILLEGIBLE] fileUnit 39 28942715
PALM SPRING NM, [ILLEGIBLE] fileUnit 39 28945810
[ILLEGIBLE], [ILLEGIBLE] fileUnit 39 28980257
[ILLEGIBLE], [ILLEGIBLE] - Incident Number: 182 fileUnit 38 28932520
Yaak, Montana, [ILLEGIBLE] fileUnit 37 28950542
Jefferson City, Missouri, [Illegible] [Illegible] fileUnit 37 302565367
[ILLEGIBLE], October [ILLEGIBLE] fileUnit 36 28980390
[Illegible], [Illegible] [Illegible] fileUnit 36 302573441
[ILLEGIBLE], [ILLEGIBLE] - Incident Number: 181 fileUnit 35 28932484
Jamestown (?) N.D., June [ILLEGIBLE] fileUnit 35 28942755
Wichita Area, Kansas, [Illegible] [Illegible] fileUnit 35 302568543
PLATTEVILLE, [ILLEGIBLE] fileUnit 34 28943272

Showing series and item-level records. The remainder are individual case files — browse them in the case-file index.