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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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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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Results for RETURN OF ALIAS DOCUMENTS

Results1Current 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

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CIA|July 16, 1975|PAPER - TEXTUAL DOCUMENT|NAID 104-10121-10130

SourceCIATextOCR availableRecordNAID 104-10121-10130

RETURN OF ALIAS DOCUMENTS.

… HE PRESIDENT JOHN F. KENNEDY ASSASSINATION RECORDS ACT OF 1992 c. "/ ME. 99 16 July 1975 % MEMORANDUM FOR : CCS/PRG SUBJECT Return of Alias Documents Returned herewith are alias documents which have been issued identity the aliases of Miguel P. COSSIO; Diego S. MARDONES;07 0 …

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CIA / PAPER - TEXTUAL DOCUMENT

High confidenceOCR textOCRCIAPaper - Textual DocumentRelease 2025