</s>104-10219-10283 2025 RELEASE UNDER THE PRESIDENT JOHN F. KENNEDY ASSASSINATION RECORDS ACT OF 1992 HX-17 17 July 1961 MEMORANDUM FORI Federal Bureau of Investigation SUBJECT: Baron Ferguson MITCHELL, William H. McClellan MARTIN, Lepolope-A. 1. Reference is made to the following communications, which contala informatios persistent to the new Informatica reported lo ruc- coding paragrapha! to the National Memorandum of 16 June 1961 from this Agency addressed to the N.M.A ., memorandum of Agency, a copy of which was forwarded to your Barcus, captured as above. b. Bureau of Labor of June 1961, addressed to the Director, Natiemal Security Agency, with copy of copy of this Agency, captioned by Baron Ferguson with CHELLE, William H.MARTIN' MARTINELLANCEUS - INFORMATION CONCERNCINGERING File A.Z. C. Department of Information Name Check Request Form, file A.z. c. Department is introduced to your Bureau with copy to the Agency, the name of Justo SIERRA, year year June 1914, Kenden, D. Dr. who entered the United States at New Orleans, Louisiana, was D. D. D, who entered in the United Stasas at the American Embassy, Washington, D. De. D ., Not so sent information addresses: 4. Various earlier Department of Immigration Name Check Requests to Justo Sist information covering the previous trips to this country. (Not to NSA) o. Our memorandum of 29 December 1960, addressed t. your Bureau, our reference CSCI-76/76, with additional echochere, Subject: SIERRA. Lasto: American, and earlier communicatian correspondent- ing names three Posado as to the federalistials. (Not to NSA) SECRET HOBBY COTTONED COTTROL

Summary: The document contains fragmented and partially illegible records from July 1961 involving U.S. federal agencies, including the FBI and National Security Agency (NSA), tracking individuals with potential ties to Soviet intelligence. It references Justo Sierra, a Mexican national who entered the U.S. in 1914, and Nicolas Damacus, a Greek national linked to Mexico and suspected of connections to Soviet State Security (AGB). Boris Kazantsey is identified as a known Soviet Intelligence Officer. The text mentions inquiries into immigration records, name checks, and movements of these individuals, including their alleged associations with Mexican officials like Justo Sakara Casanova and Soviet Embassy contacts in Cuba. References to "File A.Z.C." and other internal agency documents are noted, along with ongoing investigations into potential espionage activities.  

Key People:  
- Justo Sierra (Mexican national, entered U.S. 1914)  
- Nicolas Damacus (Greek national, linked to Mexico and Soviet intelligence)  
- Boris Kazantsey (Soviet Intelligence Officer, AGB)  
- Justo Sakara Casanova (Mexican official, former Embassy in Washington, D.C.)  
- Fidelas DAMACASUS (suspected contact with Sabyls at New Yorker)  

Key Locations:  
- Mexico (specifically mention of Reforma 95-607, Leicesco City)  
- Texas (Brownville, where Damacus entered the U.S.)  
- Cuba (Soviet Embassy in Havana)  
- Washington, D.C. (Mexican Embassy and Soviet Embassy contacts)  
- New Orleans, Louisiana (Sierra's entry point into the U.S.)  

Key Events:  
- Investigations into Nicolas Damacus's movements and alleged ties to Soviet intelligence  
- Tracking of Justo Sierra's immigration history and potential connections to espionage networks  
- Monitoring of Boris Kazantsey's activities as a Soviet Intelligence Officer  
- Ongoing FBI/NSA efforts to verify contacts between suspected agents and Mexican/Soviet officials  
- Name checks and record reviews by U.S. immigration authorities  

Key Organizations:  
- Federal Bureau of Investigation (FBI)  
- National Security Agency (NSA)  
- Soviet State Security (AGB)  
- Mexican Embassy in Washington, D.C.  
- Soviet Embassy in Havana, Cuba

JFK Declassified Files

104-10219-10283.pdf

Document Summary

Try AI Search