CABLE TO LINCOLN FROM DIRECTOR RE GUATEMALA 1954 COUP

Created: 6/1/1954

OCR scan of the original document, errors are possible

nrcohTKo cable

LBiCOLNOPY

FROM: DIRECTOR INFO: SHERWOOD

PRECEDENCE! ROUTINEUNE 54

OS SLINC

INFO: SHERWOOD

CITEt DIR

REI 1

UNDERSTAND SIGNAL PLAN MAY HAVE BEEN CAPTURED BUT CRYSTALS, PADS. AND EQUIPMENT SAFE, REQUEST CONFIRMATION AND NAME PLAN WHICH CAPTURED,

WHILE CAPTURED PLAN GIVES NO INDICATION GUARD CHANNELS USED COMMON OTHER PLANS, WSBURNTS IF TECHNICALLY SOPHISTICATED CAN MONITOR AND DETERMINE OTHER PLANS ACTIVE. DUE SHORT PERIOD ACTIVITY IT DOUBTFUL TRUE NUMBER CAN BE DETERMINED. THIS INTERRELATIONSHIP PLANS WAS NECESSARY DUE TACTICAL REQUIREMENTS AND ASSETS AVAILABLE.

WSBURNT PROGRAM SIMILAROSSIBLE BUT SHORT DURATION USE PLANS MAKES DIFFICULT ANYTHING BUT-SIMPLE HARRASSHENT. BELIEVE HARRASS MENT, IF ANY, CAN BE OVERCOME SINCE EACH PLAN HAS SEPARATE AND SECURE WORKING FREQUENCIES THUS MINIMIZING USE "BLOWN" GUARD CHANNELS,

FIELD CALLS DIFFERENT EACH PUN AND CHANGE DAILY THUS SERVING AUTHENTICATOR SHOULD HARRASSMENT BE ENCOUNTERED.

THEREFORE RECOMMEND PROCEED USE PRESENT PUNS BUT BE ALERT POSSIBLE INTERRUPTION.

END OF MESSAGE

648

historical review program releaseas sanitized

Routing Form Doc. Ho.:

uter

SB^/RTBAT

Indicate title of person to take action and that of the originator. Place cosswnts there under by numbered paragraphs. Initial in center of page andine

across the page und forward. Esch recipient Is to ropeat above procedure until action completed and ready for (eJ2.fs^ filing. This cover-sheet must be retained with enclosure.

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Original document.

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