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(2) Proper precedence,
(3) Proper abbreviations
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ce ‘Task Unit Commanders will bring “to: the ‘attention of ‘all-
message drafters the contents of cor No. 10-7 "Preparation of Messages".
,
- £. ACP 124, (A) “Communication Instructions - Radio Telegraph
Procedure" will be complied with.
6. TELEPHONE USAGES
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In the Zone of Interior, no classified information wilbe ”
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In the forwardarea wire:Swe facilities carl for
discussed over the telephone.
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conversations up to and including SECRET will be available ats. 7.
(1)
ENIWETOK ISLAND (400 line aie ‘exchange. with comecting
"". service to other ‘islands of, ENIWETOK ATOLL).aes
(2) meATOLL (connecting service betweennecessary ast
‘lands).
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(3). PARRY ISLAND (20 line manual with connecting service
. |.» to other islands of ENIWETOK ATOLL). =.
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_ Service, to designated chips).
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° (iy radio relay ‘Seadeat.wiltbe5 provided.ats key poisits "-
asa back-up for wire and cable telephone facilities, but communications .
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will be limited to unclassified conversations and message-traffic when such" Lan
facilities are in use, -TELEPHONE OPERATORS WILL-INFORN TELEFHONE USERS IN:-->.”
Poe,
i+... ALL CASES WHEN CALIS ARE ROUTED OVER VHF RADIO RELAY FACILITIES AND USERS ~,
Boge _ WILLBE INFORMED THAT.CONVERSATIONS MUST.BE CONFINED TO. UNCLASSIFIED | ve
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‘Tetepone Seitchboard Operating -Procedire!! wil be
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ructions Appendix’
ompl. ed with.
.
TOP SECRET ‘and EC RESTRICTED DATA material’Salvot be
“transited“an Plain ‘Language .o
over telephone circuits, either. wireor
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.
RADIO TELEPHONE PROCEDURES: ;“the. reilowing:informatdon’ con“Commit :
cations Security, based in general. on‘material contained in‘:ACP._ 125 .(A)":.
> "Commnications Instruction Radio Telephone Procedure,". is ‘published here
Sone
o‘for the guidance. of all personnel ‘and for. compliance Jy. ‘those personnel
Pe using.HP, VHF>or,DHE_Faddotelephone. cirouits.
2- Sommmissone Seourttyt Le
.
ay:In ‘the interest“of ‘Soourlty,: transmission by radiotele-.
“" 1. 2" phone will'be as short and concise as possible consigt_: 2... .ent with ‘clearness. ~“Since personnel other than trained
-operators frequently operate radiotelephone equipment, :
11 personnel. mist: be‘ cautioned: that’, transmissions by .
radiotelephone| aresubject ‘to eneny Anterception,,and -veeo oe