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DOW-UAP-D096, Correspondence Relating to Project Blue Book, 1955

This file contains correspondence relating to Project Blue Book, a 1952-1969 U.S. Air Force program to investigate the nature and origin of unidentified flying objects (UFO). The correspondence includes letters and memoranda sent between various departments and agencies of the U.S. Government, the Legislative Branch, and private citizens concerning UFO sightings and the research and findings of Project Blue Book.

War.gov PURSUEDepartment of WarRELEASE-04-FILE-020-DOW-UAP-D096-CORRESPONDENCE-RELATING-TO-PROJECT-BLUE-BOOK-19552026-07-10
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Pages
220
Claims
16
Backlinks
0
Signals
0

Document Intel

Source status, provenance, and extraction context.

Source
War.gov PURSUE
Type
Report
Classification
Unclassified
Agency
Department of War
Reference #
RELEASE-04-FILE-020-DOW-UAP-D096-CORRESPONDENCE-RELATING-TO-PROJECT-BLUE-BOOK-1955
Published
2026-07-10
Content Type
application/pdf
Pages
220

Structured Analysis

Claims and source material extracted from the document text. Timeline context is surfaced in document intel.

AI deep ingest from War.gov PURSUE.
Claims
Reported by source16
Source reportedAsserted

The Air Technical Intelligence Center forwarded replies and information about unidentified flying objects through Air Force intelligence policy channels.

AIR TECHNICAL INTELLIGENCE CENTER

Source reportedAsserted

A high-school student wrote Project Blue Book seeking material for a public-speaking assignment, illustrating the volume of educational and public requests handled by the program.

U.S. Air Force Project Bluebook

Source reportedUnverified

Another student letter asked the Secretary of the Air Force about secrecy, war, and public disclosure, reflecting public speculation rather than an official finding.

I have become extremely interested in flying saucers

Source reportedAsserted

A City College writer requested Air Force information for articles on interplanetary flight, another example of media and educational correspondence in the file.

engaged by "Main Events"

Source reportedAsserted

The Office of Naval Research asked Air Force intelligence for information on unidentified flying objects, documenting interagency interest.

Chief of Naval Research To: Director of Intelligence, U. S. Air Force

Source reportedAsserted

Bernard Baruch Jr. acknowledged information about UFO reports sent to U.S. embassy attachés, showing that reporting channels extended overseas.

reports on unidentified flying objects made to attaches at our embassies

Source reportedAsserted

The Army Corps of Engineers referred a reported falling object at Sardis Lake through military intelligence channels for evaluation.

Falling Object - Sardis Lake

Source reportedAsserted

Air Weather Service identified the Sardis Lake object as an atmospheric-detection device used for upper-air soundings and requested its return for rehabilitation.

an atmospheric detecting device used by the U.S. Air Weather Service in making upper air soundings

Source reportedUnverified

A correspondent from Mexicali reported seeing a saucer-like craft near Cerro Prieto at low estimated altitude; the letter is an unverified personal account.

More than two years ago, I personally saw a flying saucer

Source reportedAsserted

Project Blue Book’s fiscal-year summary described reports processed through military channels and separated civilian from military submissions.

STATUS AND INFORMATION SUMMARY PROJECT BLUE BOOK FOR THE FISCAL YEAR 1 JULY 1954 - 30 JUNE 1955

Source reportedAsserted

The summary credited rapid on-site investigation with reducing insufficient-data and unknown classifications and listed broad categories including balloons, astronomical objects, aircraft, and reflections.

This program provides primarily for rapid "on the spot" UFO investigations

Source reportedAsserted

An Air Force reply told a civilian observer that voluntary reports were useful to an active investigation program.

information such as yours submitted on a voluntary basis

Source reportedAsserted

A civilian research organization requested Project Blue Book information and cited popular-magazine coverage, illustrating the program’s continuing interaction with advocacy groups.

National Space Observers League

Source reportedAsserted

The file includes a standardized sighting form requesting date, time, size, shape, speed, altitude, direction, maneuver, color, sound, duration, weather, visibility, and observer information.

PLEASE SEND TO YOUR NEAREST AIR FORCE BASE

Source reportedAsserted

Air Force intelligence routed a letter from Bandung, Indonesia, to the U.S. air attaché in Jakarta for action.

Letter From T.M. Onverzaagt, Bandung, Indonesia

Source reportedUnverified

The translated Indonesian letter concerned a claimed method for manufacturing or developing a flying-saucer concept; it is correspondence, not validation by the Department of Defense.

G2 TRANSLATION NO. G-5144

Timeline

Chronology extracted from the document text.

September 1955

Indonesian correspondence routed

A Bandung letter was sent to the U.S. air attaché in Jakarta for action.

July 1955

Civilian and publishing requests processed

Project Blue Book and Air Technical Intelligence Center handled requests from researchers and organizations.

February 25, 1955

Air Weather Service identified sounding device

The Sardis Lake object was identified as an upper-air atmospheric-detection device.

January 1955

Sardis Lake object referred

Army and Air Force offices routed a reported falling object for technical identification.

July 1, 1954–June 30, 1955

Project Blue Book fiscal-year activity summarized

The program compiled report categories and described changes in insufficient-data and unknown classifications.

Source material
Official source document: DOW-UAP-D096, Correspondence Relating to Project Blue Book, 1955
public_recordPrimary
RELEASE-04-FILE-020-DOW-UAP-D096-CORRESPONDENCE-RELATING-TO-PROJECT-BLUE-BOOK-1955Source link

Referenced In Coverage

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