424-10284-10171 JFK Assassination System Date: 6/8/2015 identification Form Agency Information AGENCY: FBI RECORD NUMBER: — 124-10284-10171 RECORD SERIES: HQ ~AGENCY FILENUMBER: = CR 105-83720-1 Document Information ORIGINATOR: FBI FROM: BARRON, JOHN R. TO: DIRECTOR, FBI TITLE: DATE: = 12/31/1959 PAGES: 18 SUBJECTS : EPE, INTV, ARVIER, MARIA JOSEFA MENDIZABAL, AKA, EMP, RES, ASSOC, POLIT, INTEL ACT DOCUMENT TYPE: PAPER, TEXTUAL DOCUMENT CLASSIFICATION: — Secret RESTRICTIONS: = Consulted; 1B; 4 CURRENT STATUS:  Redact DATE OF LAST REVIEW: 06/03/1998 OPENING CRITERIA > INDEFINITE, APPROVAL OF INS, CIA COMMENTS :. REFERRED TO INS | HY 50953 DBoctd:32303659 Page 1
a PD-263" (Rev. "3.3459. ae way . , . . : a + ‘ a oF ‘ oo ' . ' L i . a ’ or ae ‘ ct vo +k, * INVESTIGATIVE ‘PERIOD . "12/31/59 | 10/9 - Le 2/58 meporT JOHN . HN R. BARRON CHARACTER OF CASE lz REPORTING OFFICE INTERNAL SECURITY - Cuma REGISTRATION ACE ~ CUBS REFERENCES: Butel to Miami, October 9, 1959. t= GfE 2-18 ; i Miami Letter tO Divrector, November 4 y 1950.4. fle iy Mian report of SA JOHN BR, BARRON, November 235 1959, ° captioned:  UNSUBS; MARGOS PEREZ JIMENEZ - VICTIM, ~~ KIDNAPPING ~ CONSPIRACY ‘(eerie Te “QASB) _— P Te | ‘CLASSI 1ED BY Sys ofeee— ~ Pe = oe of RIF 25 — : at? | ~ DECLASSIFY ON: bee LEADS ie Tega ee 7° REQUEST OF BUREAU eee. 42-1 F290 5 aagh Sb a alte ee To IY S 2 Abh INFORMATION CO! SOG. 2 FS, fne Bureau is vequested to refer instant matter to the Department for decision regarding the subject's activities while employed as a seeretary to ex-Venezuelan presigent MARCOS PEREZ JIMENEZ and. regarding her admission that jshe furnished information to BERTO BAYO, JR., Gescrited in instant report, — 1% Pras ‘hice concerning information obtained curing, hex employment... A There exists a possible vieyation of the Regisbration | LON : Act, over which. this Bureau/has. jurisdiction. re - SPECIALAGENT §j iN CHARGE / 00 NOT WRITE IN SPACES BELOW ~ UNRECDRDED cory FILED iN - Bureau (RM) f . i - “ea u 3 -WNew vorke (amy WTHS DOCUMENT. Ye (i. = 7-877. ~ ante i-  62-11817 s 1 INS, New York . ‘OPIES DESTROTED No. An11039008) | 3 4 - Miami (2 - 97-300; 1° - 7-a7¥! Per TS aga (T= 109-39) Ed) © (og ) ) ov HY 50953 DBoctd:32303659 Page 2?
MM 97-300 Will report the decision rendered by the 7 Department. — "ADSUNESTRARIVE a information copies have been furnished the New York Office, inesmuch as the subject of this investigation was formerly employed as 2 secretary to ex-Venezuelan president MARCOS PEREZ JIMENEZ, whom the New York Office is currently investigating. this Lnvestigation is being placed in a pending inactive status, pending departmiental decision concerning the subject's activities while she was employed as a secretary to ex- Venezuelan president — MARCOS PEREZ JIMENEZ The Bureau ‘is advised thet investigation | appearing in this report conducted prior to October 9, 1959, was made concerning the subject inasmuch as she was suspected of plotting against MARCOS PEREZ JIMEN to arrange his abduction, the details of which have peen reported in reference Miami report dated Noveniber 23.5 ; 1959 (Bufile 7-9452) . MM f-2, utilized in the details or this - report was interviewed by Special Agents JOHN R, BARRON and WILLIAM B, HOLLOMAN, [at which timnie | io. ETA ‘informant: 4n Hovans ©) ; ° The Bureau is advised thet all informants familiar with Latin Asierican activities were contacted, and no information was received indicating that the subject was active in Cuban intelligence activities. ai B. - COVER PAGE - SECRET HY 50953 DBoctd: 32303659 Page 3
rt HY 450953 The interviews appearing in this report with MARCOS PEREZ JIMENEZ, Dr. CARLOS SISO, and the subject, appear on SF 648 and FD 302s in original form in Miami case file 7-475, captioned: "uNSsUBS; JIMENEZ - VICTIM; KIDNAPPING - CONSPIRACY (Bufile 7-952). IDENTITY - mM P-1 is [cza, Havana, }(¢( 1) information contained™ in Butel to Miami dated October 9, 1959 : T-475-9 LOCATION OF ORIGINAL INFORMATION oe mM T-3 is JANET SUMMERS, District. Manager's Clerk, _ Southern Bell Telephone — and Telegraph Company, Miami Beach, Florida — (nature of information) — instant report, page 12, Careful consideration has been given to each source concealed in this report, and they were con- — Cealed only in those instances where identities must. . be concealed, Ce ~ COVER PAGE ~ SECRET Boctlda: 32303659 Page 4 Instant report, page 7.
; on _ MM 97-300 7 . . ws ran ca Se $ MM T-2, [on October 24, 1959} 2avisea that. UBERTO BAYO, JR... Girecter of Aly Pumigetion, Marianae, Havana, Cuba, revealedfin early August, 1959] that “Nene'(S MENDIZABAL, subsequently identified as MARKA JOSEFA == ~ MENDIZABAL ARVIER, was sent on a ba mission to Miami, and that in fifteen days, there would be an announcement Im the press abowbs PEREZ JIMENEZ. MM T-2 advised that he observed the subject fin the office of ALBERTO BAYO, gR, on three oveasions]($) _ _ ahe following information was ebtained in- connection with investigation concerning another Matter s On Octeber 29, 1959, MARIA JOSEPA MENDIZABAL ARVIER was interviewed at Miewi, Plorida, by Special ~ Agents CHARLES W. EDMISTON end JOHN R. BARRON. MARTA JOSEFA MENDIZABAL ARVIER, 1951 Park Avenue, Apartment 11, Miami. Beach, Florida, after being advised of her right to be represented by ecunsel, that anything she might say could be used against her in a court of law, stated thet she was born on November 26 1916, at Havana, @uba.. - a MENDIZABAL stated that she arrived in the United States on August 15, 1959, aboard Cubana Airlines, which departed Havana, Cuba, at. approximately $330 p.m. on August 15, 1959. She stated that upon her arrival — at the Miami International Airport, she was met by Dr. CARLOS SISO and INES DAVILA, a wéll as a friend of Dr. SISO, introduced to her as CARLOSKBULIDO. (1.6 2° : ea _ , MENDIZABAL advised that prior to her arrival in Miami, shé had received a letter from INES DAVILA in the early part of August; 1959, wherein DAVILA advised her that PEREZ JIMENEZ, eX-Veneguelan ” President, was seeking the servises of a reliable and competent secretary, She stated DAVILA in her letter : to her asked if she would be interested in this position to which she subsequently replied that she would accept _ the position ag secretary to PEREZ JIMENEZ, as she was heavily in debt in Guba, 9 9 7° an o a a SECRET HY 50957 Boctlda: 32303659 Page 5