AGENCY INFORMATION AGENCY: FBI RECORD NUMBER:  124-10261-10246 RECORD SERIES: NY AGENCY FILE NUMBER:  89-75-357. 358 - Released under the John . Eennedy Wsecgageaination Records ollection Act of 1992 (44 USC 2107 Note}. ase#: NW S3025 Date: Ho-242-2017 DOCUMENT INFORMATION ORIGINATOR: FBI FROM: LEG. MX TO: DIRECTOR. FBI DATE: 04/10/1964 PAGES: 12 SUBJECT: SEE FBI 62-109060-2987 DOCUMENT TYPE: PAPER. TEXTUAL DOCUMENT ORIGINAL Unclassified CLASSIFICATION: REVIEW DATE: 01/29/1996 STATUS Redact RESTRICTIONS: JFK Act 6 (4) COMMENTS: INC MEMO, LHM HW 53025 DBocld:32194312 Page 1 NEW CLASSIFICATION: UPDATE DATE: — 02/14/2001
. 4 TO ge TIONAL FORM No. 10 a . . . AC we. BOI0- 104-02 ; —s SA ; UNITED STATES GOVERNMENT ; ; . _—A ° Memorandum eoreseasial _ ro}. DIRECTOR, FBI (62-109060) Se -- 4/10/65 FROM: LEGAT, MEXICO CITY - (8o-6s"tRuc) _- SUBJECT: ASSASSINATION OF PRESIDENT JOHN FITZGERALD KENNEDY, NOVEMBER 22, 1963, DALLAS, TEXAS MISCELLANEOUS INFORMATION CON G at en -- Indefinite — Mateo Sel cs ENCLOSURES: Enclosed are 37 copies of a letterhead memorandum Gated and captioned as above, of which 25 copies are for the Dallas Office, one copy for the Detroit Office, and one copy for the New York Office. REFERENCES: : : - Mexico City letter dated 3/11/64, entitled "REVA FRANK BERNSTEIN, SM - C" (Bufile 100- 343413, DE file 100-1817, MC file 100-2363) and "JOSEPH BERNSTEIN, SM - Cc" (Bufile 100-68623, De file 100-1817, MC file 106-2367); Dallas airtel to Bureau dated 3/19/64, with triple caption of instant case; "LEE HARVEY OSWALD, aka,.IS - R - CUBA" (Bufile 105-82555, DL file 1000-10461); and "JACK L. RUBY, aka; LEE HARVEY OSWALD, _ aka (deceased) - VICTIM, CIVIL RIGHTS" (Bufile 4424016, DL file 44-1639), concerning rting procedures to be followed; Bureau cable #20, Getea h A feh; and Mexico City cable #523, dated 4/3/64. E283 5 ADMINISTRATIVE: Fea Referenced Bureau cable set forth that additional instructions were being submitted to the New York and Detroit: Offices. The Mexico City Office is not in receipt of these instructions, and it is suggested, if it has not already been On ti tbe, New ye and Detroit Offices be instructed to teadce ear (Encs. - 37) 1 - Liaison Section) ciple 2- ~ Dallas, 69-13 Encs. - 25) DEC SIWIED BY 2 2125 HW 53025 DoclId:32194312 Page 2 |
HW 53025 -were contacted 4/2/64, MC 89-6 proceed carefully_in any investigation of this matter in order not to compromisd, MEX-1 and MEX-1 nes 2 and A ormants operating - in Mexico. % Tey Seu Ee de he a " mac cable requested oes ad rgd eenee(®) ) we .down regarding specifics. These informants were recontacted on 4/2/64 and furnished the additional details set forth in the enclosure. These informants have explained that, inasmuch as REVA FRANK BERNSTEIN (Bufile .100-343413, MC file 100-2363) and JOSEPH BERNSTEIN (Bufile 100-68623, MC file 100-2367) are not presently in the Mexico Area, further details are unavailable. Also, as is pointed out in the enclosure about REVA FRANK BERNSTEIN, the informants advised that the BERNSTEINS, as well aS ELIZABETH CATLETT MORA (Bufile 100-395934, MC file 100-939), are not individuals who will answer direct questions and, when questioned directly, they are known to terminate the discus- sion. - With regard to documentation in the enclosure on GEORGE WILLIAM CROCKETT, JR, (Bufile 100-367743, McC file . 100-1820), it is noted that the Mexico City file is incomplete on this and that the Bureau has access to proper documentation, a dem, With regard CovEVEVNIDERMAN, it is notedf that MEX-18 and MEX-19 had no informatiomivegarding her. | SOURCES: The c idential source mentioned in enclose letter- head memoranduniKis MEX-18 and MEX-19 (MC file 134-10AJ, Miho /¥ WW) SA NATHAN L, FERRIS on 1/8,21; 2/6,1 720; The second source is NY-384-S. The third source is CSNY-2551-S (Address of ELF). CLASSIFICATION: . The enclaosed letterhead memgrandum is classified "SECRET" to protectPibx-16 and MEX-19, ##who are informants in LA) Mexico furnishing highly sensitive intormation involving espionage and information vital to the internal security of the United States. It is essential that the identity of these -2.- Docld:32194312 Page 3 , JE Civ; tn
HW 53025 COPIES: Mc 89-6 Beer epee a | informants be fully protected{ especially since they are the only source which received the information from ELIZABETH CATLETT MORA, REVA FRANK BERNSTEIN, and JOSEPH BERNSTEIN, who are not known to have discussed the information in the letter- head memorandum with anyone else. “Under the aroumerances, the protection of these informants ‘is of paramount terest to the continued operations of the Bureau in Mexico fans for (1) this reason the letterhead memorandum is classified "SECRET, " REPEAT: ro AR hal Twenty-five copies of the enclosed letterhead memo- randum are being designated for Dallas, the.domestic office of origin, according to instructions set forth in referenced Dallas airtel. ne “ee Ug B Boe d wh WAN Ten copies of the: Mowesinne are being forwarded to the Bureau inasmuch. as referenced Bureau cable instructed that val the results of reinterviewhwith MEX-18 and MEX-19}>e incorporated into a letterhead memorandum suitable for dissemination to the President's Commission. lu Inasmuch as the Detroit and New York Offices are being furnished additional instructions by the Bureau, one copy of the enclosed letterhead memorandum is being furnished for the information of each of these offices. DoclId: 3271943127 Page 4