Stanton Friedman Case File

1952 Washington, D.C. UFO Incident

Case Files

Sunday, May 17, 2026 07:40 (UTC)

There are 7,869 published articles.

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The 1952 Washington, D.C. UFO incident (sometimes called the "Washington Flap" or the "Washington National Airport Sightings") was a series of UFO sightings over Washington, D.C., primarily on the nights of July 19–20 and July 26–27, 1952. The case is one of the most significant ever investigated by Project Blue Book and directly triggered the formation of the Robertson Panel.

Roswell Incident -- Discredited Witnesses: The Problem of Contamination:

Roswell Incident -- FOIA and the Document Hunt: Declassified Records:

Roswell Incident -- General Roger Ramey and the Fort Worth Press Conference:

Roswell Incident -- July 1947: The Events Day by Day:

Roswell Incident -- Lt. Walter Haut and the Flying Disc Press Release:

Roswell Incident -- Mac Brazel and the Foster Ranch Debris Field:

Roswell Incident -- Major Jesse Marcel: The Intelligence Officer Who Remembered:

Roswell Incident -- Official Explanations: Weather Balloon Mogul and Crash Dummies:

Roswell Incident -- Project Blue Book: The Air Force's Official UFO Program:

Roswell Incident -- Project Mogul: The Official Explanation in Full Technical Detail:

Roswell Incident -- Randle and Schmitt: The Second Wave of Roswell Research:

Roswell Incident -- Roswell Army Air Field: History and Context:

Roswell Incident -- Sheridan Cavitt: The CIC Agent Who Said Weather Balloon:

Roswell Incident -- The 1947 Flying Saucer Wave: Context for the Crash:

Roswell Incident -- The 509th Bomb Group: Why Roswell Mattered:

Roswell Incident -- The Alien Bodies Question:

Roswell Incident -- The Congressional and Government Investigations:

Roswell Incident -- The Cultural Impact: Roswell in American Life:

Roswell Incident -- The International UFO Museum and Research Center:

Roswell Incident -- The Ramey Telegram: What Does the Note Say?:

Roswell Incident -- The UAP Disclosure Era: Roswell in the Post-2017 Landscape:

Roswell Incident -- Two Crash Sites: Corona and Plains of San Agustin Claims:

Roswell Incident -- Witness Testimony: Who Said What and When:

Stanton Friedman -- Biography: From Nuclear Physicist to Flying Saucer Detective:

Stanton Friedman -- Flying Saucers and Science: The Physics of UFOs:

Stanton Friedman -- Jesse Marcel Jr. and The Roswell Legacy:

Stanton Friedman -- Kathleen Marden: The Research Partnership:

Stanton Friedman -- Legacy and Influence on Modern UFO Research:

Stanton Friedman -- Majestic 12: Operation Majic and the Secret Committee:

Stanton Friedman -- Relationships with Other Ufologists: Alliances and Conflicts:

Stanton Friedman -- The 1978 Jesse Marcel Interview: How Roswell Was Rediscovered:

Stanton Friedman -- The Betty and Barney Hill Case: Abduction Research:

Stanton Friedman -- The Cosmic Watergate: Government Cover-Up Theory:

Stanton Friedman -- The Debate Record: Confronting the Skeptics:

Stanton Friedman -- The Friedman-Moore Collaboration and the 1980 Roswell Book:

Stanton Friedman -- The Nuclear Physicist Credential: Science and Ufology:

Stanton Friedman and Roswell -- Complete Timeline:

Stanton Friedman and Roswell -- Expansion: Additional Articles Index:

Stanton Friedman and Roswell -- Master Case File:

Stanton Friedman and Roswell -- Sources Bibliography and Further Reading: