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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 OFFICE MEMORANDUM: HIDALGO, JR., BALMES NIEVES.

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CIA|October 21, 1953|PAPER - TEXTUAL DOCUMENT|NAID 104-10250-10200

SourceCIATextOCR availableRecordNAID 104-10250-10200

OFFICE MEMORANDUM: HIDALGO, JR., BALMES NIEVES.

CIA · From: CHIEF, SPECIAL REFERRAL BR · To: DEPUTY CHIEF, SPECIAL SECURITY DIV · JFK43 : F11 : 1998.05.04.20:25:45:373102 : · Release: Redact

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CIA / PAPER - TEXTUAL DOCUMENT

High confidenceOCR textOCRCIAPaper - Textual DocumentRelease 2025