CIA-UAP-D023

Briefing Notes for Mr. Walter Elder

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Briefing materials prepared for Mr. Walter N. Elder, Executive Assistant to the Director of the CIA, regarding a reported unidentified flying object.

Preview description (machine-generated): Briefing materials prepared for Mr. Walter N. Elder, Executive Assistant to the Director of the CIA, regarding a reported unidentified flying object.

Official description

This document contains briefing material prepared for Mr. Walter N. Elder, Executive Assistant to the Director of the Central Intelligence Agency (CIA), regarding a November 19, 1964, incident allegedly involving unidentified aircraft in the vicinity of Puerto Rico. The previous entry in this collection, CIA-UAP-D022, contains CIA memoranda on the same subject matter. The briefing includes additional details regarding that incident, including a characterization of the meteorological conditions and sensing capabilities of nearby U.S. military collection systems. The briefing states that a radar system aboard USS Gyatt, a guided missile destroyer operating in the vicinity, detected a contact tracking more than 3,800 knots (approximately 4,373 mph) over a period of 21 minutes. The briefing contains visual estimates regarding the phenomenon’s apparent capabilities from the pilot of an F-8 Crusader who was present during the incident.

Reproduced verbatim from the releasing agency.

AI summary

This document provides briefing notes for CIA Executive Assistant Walter N. Elder about a 1964 incident involving unidentified aircraft near Puerto Rico. It details radar detections of an object traveling at exceptionally high speeds and includes observations from a pilot who witnessed the event, contributing to the understanding of UAP phenomena in military contexts.

Cite this page

CIA, “CIA-UAP-D023: Briefing Notes for Mr. Walter Elder,” released Aug 7, 2026. PURSUE Files, catalogued by Fringe Index: https://fringeindex.com/documentdump/cia-uap-d023-briefing-notes-for-mr-walter-elder. Original: https://www.war.gov/medialink/ufo/release_05/Aug_07/documents/CIA-UAP-D023_Briefing-Notes-for-Mr-Walter-Elder.pdf