Agency: FBI
Originator: FBI
From: HQ
To: PG
Document date: 02/15/1961
Document type: PAPER, TEXTUAL DOCUMENT

## Page 1

Released under the John F. Kennedy Assassination Records Collection Act of 1992 (41 USC 2107 Hote).

DATE: 11-14-2017

JFK Assassination System

Date:

5/11/201

Identification Form

Agency Information

AGENCY: FBI

RECORD NUMBER: 124-90104-10220

RECORD SERIES:

HQ

AGENCY FILE NUMBER :

92-2940-68

Document Information

ORIGINATOR: FBI

FROM: HQ

TO: PG

TITLE :

DATE:

'PAGES:

02/15/1961

1 .

SUBJECTS :

SEBASTIAN JOHN LAROCCA

DOCUMENT TYPE: PAPER, TEXTUAL DOCUMENT

CLASSIFICATION: Unclassified

RESTRICTIONS: 1B

CURRENT STATUS: Redact

DATE OF LAST REVIEW : 07/31/1998

OPENING CRITERIA: INDEFINITE

COMMENTS: MEMO

v9.1

DocId: 32332922 Page 1

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## Page 2

Released under the John F. Kennedy Assassination Records Collection Act of 1992 (44 USC 2107 Hote).

DATE: 11-14-2017

SAC, Pittsburgh (92-226-Sub 2)

February 15, 1961

JUNE

Director, FBI (02-2940)

SEBASTIAN JOHN LA ROCCA, aka

ANTI-RACKETEERING

ReBuairtel of 1/26/61, granting authority for installation of

Misur on subject's business, North Star Cement Block Company,

Pittsburgh, Pennsylvania, and advising that a. Bureau engineer would

proceed to Pittsburgh to supervise installation as soon as final

installation arrangements had been completed by Pittsburgh.

Installation of the above-mentioned Misur was completed on

February 6, 1961, under the supervision of Laboratory supervisor

Ben I. Sutton. The installation consisted of a "MUTT" AC operated

Radio Transmitter installed and concealed within the office space of

the North Star Cement Block Company. An unattended Vega model

radio receiver was installed in a secure manner within a Westinghouse

plant building and approximately 400' from the "MUTT" for the

purposes of receiving the 'MUTT' signals and feeding those signals

into a leased telephone line which terminated in the Pittsburgh Office

central technical plant.

Enclosed herewith are technical data relating to the

ghove-mentioned installation.

Enclosures (3)

1 - Mr. Rosen (Att: J. G. Leggett)

ENCLOSURE

BLS:nb (8)

Mis BEL

1

Tolson

Mohr

Parsons

Belmont

Callahan

Conrad

DeLoach

Malone

McGuire

Rosen

Totter

trans

Ic. Sullivan

FEB 20 9008

MAILED 5

FEB 1 5 1961

LEOMM-FENL

5 FEB. 18. 1981

TELE

TYPE UNIT

DocId: 32332922

Page 2

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