DOCID: 4129292

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MESSAGE = Bl65785S

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3 E e K E l 3PBKE XXMM - . EllPS1FTB25B71 2/001VCJiR373-7lrA~N,ALA,AVS/HIGH-G~H,MTRL-Y/I,B,Z. DIRECTORATE OF REA~ SERVICES SUMMARY llUMBER 2S6, 25 JULY 1971 xx cc

DAILY GENERAL

THIS REPORT PROVIDES A DAiLY RECAPITULATION OF ACTIVITY NOTED IN THE COMMUNICATIONS SERVING THE GEllERAL DIRECTORATE OF REAR SERVICES CGDRS> TO INClUDE IllFILTRATION AND OPERATIONAL INFORMATIOll WITHIN NORTH VIETNAM AND ADJACENT AREAS, AND IS BASED UPON SIGillT <EXCEPT WHERE OTHERWISE lllDICATED> KADE AVAILABLE TO NSA. DURING THE LASfi.24 HOURS. FOR LOCATIONS OF NVA GDRS FACILITIES, SEE 2/00iVCJ/RS6-71. I. HIGHLIGHTS A.· FURTHER INFORMATION 011 ARVN AND AMERICAN POH'S IN THE BT 34 AREA CII, A, l>. B. ~llITIAL APPEARANCE OF SPECIAURPOSE GROUP 421 OBSERVED. <II, A, 3). C. HORTHHARD MOVEMENT OF A $Z$ GROUP THROUGH BT 35 AREA NOTED CII, A, 4>. THUS FAR IN JULY, ONE INFILTRATION AllD TH~EE SPECIAL PURPOSE GROUPS HAVE BEEN OBSERVED IN GDRS COMMUNICATIONS. II. LAOS A .. MAllPOHER 1. ADDITIONAL INFORMATION CONCERNING THE LOCATION OF THE ONE AMERICAN AllD 3S ARVll PRISOllERS HAS COllTAINED IN A 22 JULY MESSAGE FROM PROBABLY BT 34. Itl THE REPORT BT 34 HIFORMED PROBABLY THE 559TH TRANSPORTATION GROUP THAT 31 PRISOllERS WHICH INCLUDED ONE AMERICAN WERE AT T-51. THIS LOCATION OF THE POW'S DIFFERS FROM THE OllE WHICH HAS INITIALLY REPORTED Ill A HIGHLY FRAGMENTED MESSAGE OF 21 JULY~ IN THAT PARTICULAR DISPATCH T-43 AND T-42 WERE MEtlTIONEI> AS THE ENTiTIES ASSOCIATED HITH THE Pml ACTIVITY. HOWEVER, BECAUSE OF THE FRAGMENTARY NATURE AllD OBSCURITY OF THE 21· JULY REPORT THE T STATIOllS MAY HAVE ·oEEN REPORTED ERROllEOUSL Y. BEFORE ANY SIGllIFICANT EVALUATION OF THE POW SITUATION CAN BE MADE ADDITIONAL INFORMATION HILL BE NEEDED. THE THO APPARENT FACTS THAT HAVE.aEEN DISCERNED FROM THESE DISPATCHES ARE THAT THESE ARE ARVN AND AMERhf PON' S rn THE BT 34 AREA AtlD ONE OF THE AMERICAN PRISONERS MAY HAVE DIED. (2 VCJ/ f!ll-71, 23iJ945Z AllD DGDRSS HR. 2S4, 23 JULY 1971) 2. A SITUAT I Of PORfli>H T.HE MOVEMEllT OF sounrnourrn PERSOtlUEL FROM PREVIOUSL y

_OBSERVED GROUPS THROUc)H THE BT 34 AREA i<IAS NOTED ON 22 JUL y BETHEEH nm UNIDENTIFIED REAR SERVICE ENTITIES. THE DISPOSITION OF THE PERSONNEl HAS REPORTED AS FOLLOWS, PROBABLY AT T-43 GROUP NUMBER OF PERSONNEL 5253 l 1156 5 PROBABLY AT T-51 GROU~ HUMBER OF PERSOtlNEL229iJ 3 1156 4 2291 1 PROBABLY 2297 2 AT T-53, GROUP NUMBER OF PERSONNEL 229S 4 2293 l 2294 1 2295 1 IN ADDITION IT HAS DISCLOSED THAT THERE HERE 448 PERSONllEL SCHEDULED TO BE TRANSPORTED NORTHWARD. THEIR DISPOSITION HAS REPORTED IN THE FDLLOHING MANNER, AT T-43 -96, INCLUDING 3 STRETCHER CASES AT T-44 - 95, ItlCLUDING 4 STRETHCER CASES ATAT

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@'pproved for release by NSA on 06-30-2014, Transparency Case# 6588a

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DOCID: 4129292

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·~ SEf~~ET SP81EE

T-51 - 7S, INCLUDING 4 STRETCHER CASES AT T-52 - 62, INCLUDING 19 STRETCHER CAh:tAT T-53 - 125, rncLUDING 38 STRETCHER CASES AtlD 4 BLIND PEOPLE (2 VCJ;IT217,,,7.l .• 23a9~5Z) 3. THE IllITIAL APPEARANCE . . O .. F········G· _Ro··· UP 421 AND A RE NCE TO PREVIOUSLY OBSERVED GROUP K 44l~ER~CONTAINED IN A 19 JULY DISPATCH TO THE 559TH TRAUSPORTATIOU GROUP. IT HAS REPORTED THAT GROUPS 441 AND 421 WITH TROOP STRENGTHS OF POSSIBLY 49 AUD 19, RESPECTIVELY, HERE PRESEUT AT Atl lJllDISCLUSED COMMO-LIAISON <Tl STATIOH PROBABLY LOCATED IN THE IH 33 AREA. GROUP 421 HILL BE ADDED TO THE MONTHLY SPECIAL PURPOSE GROUP TOTALS. IT WAS ALSO REVEALED THAT THERE WERE 679 NORTHBoutrn MOVrHG PERSONNEL REMAIN"IIW

C 2 . VCJiTl99-71, 21133aZ > 4. THE PRESEHCE OF A $Z$ GROUP IN THE BT 35 AREA PR~L Y IN THE BT 33 AREA; ItlCLUDED IN "THIS TOTAL liERE 35 STRETCHER CASES.

HA VEALED IN A HIGHLY FRAGMEtHED 23 JULY MESSAGE FROM AN UtHDENTIFIED ENTITY IU THE BT 35 AREA. THE REPORT DISCLOSED THAT THE $Z$ GROUP WAS COMPRISED OF 12 PERSONNEL, HHICH INCLUDED ONE $HIGHRANKING$ PERSON AND THO PEOPLE OF $IUTERMEDIATE$ RANK. ALTHOUGH NO DIRECTIOU OF TRAVEL FOR THE GROUP HAS NOTED, $l$ GROUPS ON PREVIOUS OCCASIONS HAVE BEEU OBSERVED TRAVELLING NORTHWARD THROUGH THE LAOTIAN PANHANDLE. XXHH 9SS 13Sl8 NNNN

SEERET SPBl(E

(b) (3) -P.L. 86 - 36