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JFK Research Center

A research reading room for records related to the assassination of President John F. Kennedy, drawn from the U.S. National Archives Catalog.

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Records sourced from the U.S. National Archives Catalog, ABBYY JFK-OCR, and allowlisted primary-source reports. Transcriptions and OCR are machine-generated and may contain errors.

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Documents Mentions Semantic4 results

Scope: This research tool indexes 37,141 records - a curated subset of the ~300,000 documents in the JFK Assassination Records Collection. Releases indexed: 2017-2018, 2021, 2022, 2023, 2025. 2,165 records have full-text OCR indexed - of those, 2,162 are sourced from the 2025 re-release (NARA has not yet published an XLSX manifest for 2025; each document’s prior-release history is shown on its page). Releases not yet indexed: 2026. Methodology

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FBI18,005CIA15,955HSCA1,226Department of Defense315NSA299SSCIA258Senate (Church Committee)253Senate236Department of State79NARA47JCS45U.S. Marine Corps45Department of Justice33U.S. Secret Service32ROCKCOM24WC24ARMY24DOS17LBJ14KISS/SCOW11MATHENY7INSCOM6OSD4BUCHEN/DAN4DUVAL78-673CAR/HARDY3BUCHEN78662DAVIS2CHENEY2

1950 – 2004

19502004

Document matches | 4

Results for REVIEW OF OPERATION MONGOOSE

Results4Current document, mention, or semantic mode Entities32People, agencies, places, and concepts Topics11Curated subject lanes Media0Official JFK Library records TimelineChronology routes for this query QuestionsOpen-question routes

Visible OCR

0/4

High confidence

Top agencies

JCS 2 / U.S. Secret Service 1

Dense years

1962 3

JCS|July 25, 1962|PAPER, TEXTUAL DOCUMENT|NAID 202-10001-10164

SourceJCSTextMetadata onlyRecordNAID 202-10001-10164

REVIEW OF OPERATION MONGOOSE

OSD · From: BRIG GEN LANSDALE · Reviewed by State, OSD, CIA. · Release: In Part

Matched by

Title, metadata, or description text

Record type

JCS / PAPER, TEXTUAL DOCUMENT

Confidence

Entity name appears in the title

High confidenceCurated metadataJCSPaper, Textual DocumentRelease 2017-2018

JCS|July 25, 1962|MEMORANDUM|NAID 202-10001-10168

SourceJCSTextMetadata onlyRecordNAID 202-10001-10168

REVIEW OF OPERATION MONGOOSE

OSD · Reviewed by JCS, OSD, CIA and State. · Release: In Part

Matched by

Title, metadata, or description text

Record type

JCS / MEMORANDUM

Confidence

Entity name appears in the title

High confidenceCurated metadataJCSMemorandumRelease 2017-2018

U.S. Secret Service|MEMORANDUM|NAID 202-10001-10201

SourceU.S. Secret ServiceTextMetadata onlyRecordNAID 202-10001-10201

REVIEW OF OPERATION MONGOOSE

… ION FORM AGENCY INFORMATION Date : 08/04/98 Page : 1 DOCUMENT INFORMATION ORIGINATOR: OSD FROM : BRIG. GEN. LANSDALE TO : TITLE : REVIEW OF OPERATION MONGOOSE DATE : 07/25/62 PAGES : 8 SUBJECTS MONGOOSE Released under the John F. Kennedy Assassination Records Collection Act of 1992 (44 U …

Matched by

Title, metadata, or description text

Record type

U.S. Secret Service / MEMORANDUM

Confidence

Entity name appears in the title

High confidenceCurated metadataU.S. Secret ServiceMemorandumRelease 2021

|July 25, 1962|PAPER-TEXTUAL DOCUMENT|NAID 195-10005-10020

SourceArchival recordTextMetadata onlyRecordNAID 195-10005-10020

MEMORANDUM FOR THE SPECIAL GROUP (AUGMENTED)

OSD · From: BRIG. GEN. LANSDALE · To: SPECIAL GROUP (AUGMENTED) · McNamara Papers, Box 86 (42), Mongoose (Cuba). Memo from Lansdale to Special Group (Augmented) re: review of Operation Mongoose Phase I actions. · Release: Redact

Matched by

Title, metadata, or description text

Record type

PAPER-TEXTUAL DOCUMENT

Confidence

Entity name appears in the description

Medium confidenceCurated metadataPaper-textual DocumentRelease 2017-2018