104-10308-10303 ¢ SECRET Job # 70-540 File # None Volumes: 1 (Soft file) MEMORANDUM FOR THE RECORD SUBJECT: Ministry of Interior A/3 Folder (Background Studies of Cuban Ops) 1. Description: Non-official research material. 2. Findings: a. DBF 95904 Dated 8 Dec 61 Sent to Secret Service, I&NS, State Dept. Security, and CIA. Stated that I&NS Office in Honolulu was requested by I§NS Regbonal Office in San Pedro, Calif 4 Dec 61 to place lookout notice on Aldo Pedro MARGOLLES Daenas. FBI Honolulu office said MARGOLLES is son of Chief of National Police in Guba, and that _ MARGOLLES reportedly was attempting to enter the U.S. to meet with CASTRO agents to assassinate President John Kennedy. b. WAVE 0793 (IN 13094) Dated 18 Jan 62 WAVE advised it had photos of MARGOLLES and Emilio ARAGONES and would attempt to develop further information on the assassination plot. c. UPGA 3134 Dated 23 Jan 1962 Borwarded to Has. from JMWAVE photos and hio data on MARGOLLES and ARAGONES.
13-00000 ~ a? d. DIRECTOR 38056 (OUT 94877) Dated 27 Jan 62 To LA Stations and Bases concerning plot by MARGOLLES Gnd ARAGONES. Requested, apart from this alleged plot, any info. relating to security of target of continuing interest and should be cabled priority or higher precedence according to circumstances. e€. ‘Memo WAS 50/7 Dated 29 Jan 1962 to Regional mmissioner from District Director, Wash., D.C. To Regional Intelligence Officer giving information on Raul DIAZ Argueiles, reportedly trained in Czech. to be head of political police of Cuba, had reportedly taken refuge in Brazilian Embassy Havana which appears to be cover-up to carry on secret activity. DIAZ reportedly attended school in U.S. for several years (believed to be military school in Georgia). Is a graduate of University of Havana. Has previously directed assassinations from base in Mexico. His father reported to live in Miami. Uncle by same name, living in Guba (at that time) is graduate of U.S. Naval Academy. Raul Jaime DIAZ Argulles y Garcia (201-269882) is (1962) head of DII (Dept. of Technical Investigation of the DIER } Was responsible for assassinations during Batista regime, is a known terrorist, and is capable of use of explosive bombs and automatic weapons. Is believed to have directed assassinations in the past from somewhere in Mexico. Good friend of Rolando CUBELA. f MEXT 0092 (IN 26086) Dated 10 Feb 62 Mexi Immigration records show MARGOLLES and ARAGONES
13-00000 - ~ 3 - sought political asylum Mexican Embassy Havana mid-1957. Both arrived Mexico City by air 27 June 57 as political refugees from Batista regime. g. Memo For The Sécret Service Fro Dated 13 February 1962 Gives a summary of information on Raul DIAZ Arguelles. 3 States that DIAZ is poorly regarded although he has a position of great influence in the DTI. He is (62) reportedly working with former U.S. gangsters who were deported from the U.S. and is also affiliated with the narcotics racket. Is believed to be in complete charge of “any activity as contemplated by Aldo Pedro MARGOLLES-Duenas, which involved a plot to assassinate the President of the United States." h. URGA 3302 ‘dated 16 Feb 62 JMWAVE advised Hqs. of information on DIAZ, MARGOLLES and ARAGONES that it had sent to U.S. Secret Service Miami, Fla. i. CSCI 3/769,904 Dated 26 March 1962 CIA provided U.S. Secret Service information on MARGOLLES and ARAGONES. Also sent to FBI and I§NS. j. Unofficial Memo to Mr. Alfred Cox from Ernest Aragon ' Undated States ARAGONES believed to be General Coordinator of the National 26th of July Movement and National Chief of CASTRO's Militia. Is one of CASTRD's right hand men and accompanies CASTRO in all public appearances. ARAGONES is coordinator of alleged plot. Both have fanatical tendencies. Lone
13-00000 oD a & ctw e “oof f e k.  UFGA 15107 Dated 8 April 1964 JMWAVE forwarded to Hgs. FI Target Personality Study of Aldo Pedro MARGOLLES Duenas. Attachments: a/s above LAD/JFK Task Force