CIA-UAP-004, CASE 17708 (CLOSED) and DR. Leon Davidson

UNCLASSIFIED // RECORD RELEASE 3 · 2026-06-12

archive / release 3 / CIA / pdf / cia-uap-004-case-17708-closed-and-dr-leon-davidson

PDF CIA INCIDENT 1958

CIA-UAP-004, CASE 17708 (CLOSED) and DR. Leon Davidson

This 1958 CIA memorandum discussing a phone conversation with Dr. Leon Davidson regarding concerns about a destroyed "space message and its transmitter." A redacted version of this memorandum has been available on CIA's public website.

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DECRYPTING TRANSMISSION

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Metadata

Slug

cia-uap-004-case-17708-closed-and-dr-leon-davidson

Release

release_3 (2026-06-12)

Agency

CIA

Type

pdf

Incident date

1958

Content-Type

application/pdf

Size

263 KB

sha256

3e03f61e60ce007256731bcb7119d15829cee3d532b21336c7c06177c19414c8

Upstream

https://www.war.gov/medialink/ufo/061226/release_03/documents/CIA-UAP-004-CASE_17708_CLOSED_AND_DR_LEON_DAVIDSON.pdf

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