Documents / Memo

Memorandum on Unconventional Aircraft Sightings, 1955

Central Intelligence Agency · 1955 · 3 pages · text by OCR

This Central Intelligence Agency memorandum to the Director of Central Intelligence, dated 31 October 1955, was signed by Herbert Scoville, Jr., Assistant Director for Scientific Intelligence. It summarizes debriefings of four observers, including Senator Russell and Colonel Hathaway. From a train traveling from Baku to Tiflis, near Alyaty, they saw glowing, rotating objects rise steeply. The memo finds that only Colonel Hathaway's testimony supports unconventional aircraft and that the evidence does not show the Soviets have a radically new aircraft type.

From the source:Release of 2026-07-10 Incident: 1955, Azerbaijan. This memorandum summarizes a Central Intelligence Agency (CIA) debriefing of a group of four individuals who reported observing a “flying saucer” or “unconventional aircraft” in 1955. The group, which included U.S. Senator Richard Russell, a U.S. military service member, and two U.S. Government officials, reported observing a luminescent “greenish-yellow” phenomenon, as seen from aboard a train while traveling within the Soviet Union, in present-day Azerbaijan, between Baku and Tiflis (Tbilisi, Georgia). The document concludes by stating that the observation can “probably be explained as steep climbing aircraft or missiles,” and that “the evidence does not appear sufficiently firm to warrant the conclusion that the Soviets have developed […] a radically new type of aircraft.” The document “CIA-UAP-D021” contains a contemporary analysis of the incident.

  • p. 2 …Senator Russell never saw the form of the object only the luminescent ball. Mr. Efron saw…
REFERRED TO	RECEIVED	RELEASED	SEEN BY
OFFICE	SIGNATURE	DATE	TIME	DATE	TIME	SIGNATURE AND OFFICE	DATE
051	REDAY	10:20 K. C. Cockett	120055
 W. Gee	11/11/5
 M. H. Hall	30 OCT 1961
 B. Minard	30 Oct 1961

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Memo, from the pursue collection. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model; expect the odd misread word. 3 pages are in the text index: search them above, or from the library's search.