MEMORANDUM: MINISTRY OF INTERIOR A/3 FOLDER (BACKGROUND STUDIES OF CUBAN OPS)
Originator: CIA
From: LAD/JFK TASK FORCE
Document date: 01/01/0000
Document type: PAPER - TEXTUAL DOCUMENT

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2022 RELEASE UNDER THE PRESIDENT JOHN F. KENNEDY ASSASSINATION RECORDS ACT OF 1992

SECRET

Job #

File #

Volumes:

70-540

None

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, INS, State Dept. Security,

and CIA. Stated that IGNS Office in Honolulu was requested by

IGNS Regional 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 Cuba, 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. UFGA 3134 Dated 23 Jan 1962

Forwarded to Hqs. from JMWAVE photos and bio data

on MARGOLLES and ARAGONES.

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d. DIRECTOR 38056 (OUT 94877) Dated 27 Jan 62

To LA Stations and Bases concerning plot by MARGOLLES

and 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

Commissioner from District Director, Wash., D.C.

To Regional Intelligence Officer giving information

on Raul DIAZ Arguelles, 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 Cuba (at that time) is graduate of U.S. Naval

Academy.

Raul Jaime DIAZ Argulles y Garcia (201-269882) is (1962)

head of DTI (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. MEXI 0092 (IN 26086) Dated 10 Feb 62

Mexi Immigration records show MARGOLLES and ARAGONES

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sought political asylum Mexican Embassy Havana mid-1957. Both

arrived Mexico City by air 27 June 57 as political refugees from

Batista regime.

8. Memo For The Secret Service From|Wim. McClare)

Dated 13 February 1962

Gives a summary of infornation on Raul DIAZ Arguelles.

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. UFGA 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 IgNS.

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.

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k. UFGA 15107 Dated 8 April 1964

JMWAVE forwarded to Hqs. FI Target Personality Study

of Aldo Pedro MARGOLLES Duenas.

Attachments: a/s above

LAD/JFK Task Force

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