Agency: FBI
Originator: FBI
From: BRENNAN, D. J.
To: SULLIVAN, W. C.
Document date: 11/26/1963
Document type: PAPER-TEXTUAL DOCUMENT

## Page 1

JFK ASSASSINATION SYSTEM

IDENTIFICATION FORM

AGENCY INFORMATION

• AGENCY:

RECORD NUMBER:

RECORD SERIES:

AGENCY FILE NUMBER:

FBI

124-10170-10001

HQ

105-82555-58

DOCUMENT INFORMATION

ORIGINATOR: FBI

FROM:

TO:

TITLE:

BRENNAN, D. J.

SULLIVAN, W. C.

DATE: 11/26/1963.

PAGES: 2

SUBJECT:

DOCUMENT TYPE:

ORIGINAL

CLASSIFICATION:

REVIEW DATE:

STATUS

LHO, POST-RP, ASSOC

PAPER, TEXTUAL DOCUMENT

Unclassified

03/02/1999

Redact

NEW

CLASSIFICATION:

UPDATE DATE:

02/12/2001

RESTRICTIONS:

JFK Act 6 (1)(B)

COMMENTS:

DocId: 32169682

Page 1

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## Page 2

MAT 1YO2 EDITION

OPTIONAL FORM NO. "E

5010~106

UNITED STATES GO.

_ERNMENT

Memorandum

TO

MR. W. Co SULLIVAN

FROM

D. J. BRENNAN, JR.|

allahan

Conrad

DeLoach

Evans

DATE:

November 26, 1963

hale

Rosen

(U) Tovel

sullivan

UMBRANCA

le. Room

SUBJECT:

LEE HARVEY

OSWALD

(FFK)

INTERNAL SECURITY

→ R

LOSITIES eY S668540/605

ON 745/99. PERUSA STR:ATO 727198

On November

Group B (cuban on Nationa security goney n, Pr contacted

Liaison Agent to advise that NSA is undertaking a project-to

determine whether recent radio traffic between Cuba"and the U.s.

may possibly contain any information of significance in captioned

case, particularly any, information which might indicate a

connection between the Cuban Government and Oswald's assassination

UPGRADED

of President Kennedy

ON 3/3/77

Young stated that NSA has in their files copies of

PAL NSA

numerous radio messages between the U.S. and Cuba obtained

through NSA monitoring activities; that

this traffic, which

noT averages approximately 1,000 messages per day, is much too

voluminous

examination of each message; and

that through

5T a mechanical computer process, they intend

select for further

examination any message sent during the past three months-which i

might contain

the name of Oswald.

They also desire to inglude, i

in this computer project a selection of messages containing the

names of any close associates of Oswald, particularly in the

Fair Play for Cuba Committee, as well as any significant

addresses which may have been found among Oswald's effects.

Young asked whether we could review the results of

Our

investigations of Oswald and

furnish NSA a list of his more

significant contacts as well as addresses found in his

effects

3?

Close

After checking

with the espionage section, Llalsor

furnished Young

the full

name of subject's wife and

the alias

Hidell, which he used in purchasing the murder weapon by mail.

Loi

FortiGinge

advised that our

investigation in this case is still

under way, that it is very

extensive,

and that upon completion

We will review the results for the purpose of determining

whether there are additional logical names or addresses

Mid•

pertinent to

the NSA project.

Young advised that they, will

immediately.-make the first run

on

tais projec

t with the names

8f. B. Munp

GHL : hkeN (8)

40

Er052555 -

голіт.

INTO is ap-Hir. Belmont

1-L1A1SOn

1-Mr. Rosen™

1-Mr.

Sullivan

87.1 Mr Lake -

SECRET

::ned-bibecros

1-Nr. Branigar attentions Mr. Turner

• D

4106

6005

811

EXEMPT FROM GENERAL DECLASSIFICATEN

SCHEDULE OF EXECUTIVE CONST

5.

HANDLE VIA COMINT?

ChANNELS ONLY

EXEMPTION CATCORY: 2 43

AUTONASHCALLY DECLASSIFIED ON. INDEEIN

DocId: 32169682

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