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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 Semantic2 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

Mention matches | 2

Results for MASTROCOLA, BRUCE G.

Results2Current 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

“|l04-10222-1000l|. 2025 RELEASE UNDER THE PRESIDENT JOHN F. KENNEDY ASSASSINATION RECORDS ACT OF 1992 Leon CHeRne MASTROCOLA, Bruce G. c file =21 onsolidated ioresustsitesens .- ; WA % ,4 Ke on SECRET SECPFTL CURITY INFORMATEN ft 6.• CCOCQ3T ChOUNNL, F PERSON”

MASTROCOLA, BRUCE G.·p. 1·source: ocrOCR textLow confidence

MASTROCOLA, BRUCE G.

“13-00000 Guitart Camizano, Agustin Gutierrez Menoyo, Eloy Hall, Loren Eugene Halperin, Maurice Hyman Hem(m)ing, Gerald Patrick Hernandez Sanchez, Carlos Eduardo Hernandez Hechevarria, Alberto Hoke, John Lindsay Hunt, Everette Howard, Jr. Isaacs, Harold Itkin, Herbert ”

ARRB-CIA ISSUES: COMPLIANCE WITH JFK ACT, MISCELLANEOUS·p. 63·source: ocr

OCR text

Low confidence

MASTROCOLA, BRUCE G.