AD (WTC) letter to DD (Y) at WO Aug 16 re move of Shenley unit to Forest Moor and...

HW 14/110

1944 Aug 16-31

AD (WTC) letter to DD (Y) at WO Aug 16 re move of Shenley unit to Forest Moor and asking for certain guarantees, Aug 17 confirms DD (Y)'s agreements of 16th, DD (Y) to SHAEF and AD WTC Aug 18 and 23, AD (WTC) to EWT Aug 22 on BP operational control of Army Sigint units following further dispute with DD (Y) over GP cover; HC Kenworthy to EWT Aug 17 on intercept of printer and high speed circuits at civilian stations in UK with description of each site; reply to DD 1 from GPO HQ Aug 18 agreeing DD 1's draft letter to OIC Wincombe, agreed letter sent from AD 2 to OIC Wincombe Aug 22 listing terms of reference and future administration of his station; minutes of meeting at GPO Aug 23 on PO Sigint stations; AD 2 to EWT Aug 22 on Fish printer processing requirements, DD 1 to Wing Cdr Gooreynd at HQ Aug 25 re value of Fish printer decrypts, Fish used by German Supreme Command; AD (WTC) to Dunstable Aug 29 re tasks at Monks Risborough; AS report on Spanish Police Aug 26, Williams of WTC to RSS Aug 28 complaining over failure of RSS to cover Spanish Police from Gibraltar since June; Met Section notes for w.e. Aug 19 and 26, AS to Det G of 849 SIS Foggia via ETOUSA Aug 27; Aug 26 letter of thanks to AS from AVM Addison of HQ 100 Gp; reorganisation of AS F Sub-section Aug 20, Raster Research Party to be formed, AS room changes to take place Aug 29; Lt Col Gadd of MS to Mr Fletcher Aug 17 re finding of 2 pieces of classified waste in grounds of BP, supporting letter to DD 1 from Milner-Barry of Hut 6, transpires one item from Sixta, one from Hut 6; Gp Capt Jones of Hut 3 to Brig Gambier-Parry Aug 31 on SCU/SLU problems; future of P/F Section at BP dealing with low and medium grade cyphers Aug 16, suggestion that main effort should now be at SHAEF under command of Col Bicher; Col Scott at SHAEF to EWT Aug 21 on move abroad of SIS ETOUSA, considers Col Bicher of ETOUSA making a new effort at non co-operation, includes copy of Scott's letter to Gen Strong, EWT to Maj Gen Strong Aug 27, C agrees that processing German Army medium grade cyphers for SHAEF should be task of a combined UK/US party in Paris and not as US proposed, an exclusively US party, Col Scott to Maj Gen Strong Aug 26 re problems of Sigint co-operation between UK and US, Scott to Major Brown at BP on UK/US Sigint co-operation on W Front Aug 28; C to Maj Gen Strong Aug 20 re German Sigint sites in Paris area, evidence that Germans had withdrawn so GAF Sigint targets previously notified via Col Scott no longer existed, Germans still at Army Sigint site St Germain en Laye where investigation most desirable; WEC to DD (CT) Aug 16 re post-war re-orientation of cover, Col Scott at SHAEF HQ to DD (Y) Aug 28 with proposals for Sigint after the war; Scott to Major Brown at BP on expansion of Sigint site at Broadstairs Aug 29, transfers from Rustington; covering letter by HQ AEAF to DDI 4 for RAF Comsec on French R/T Aug 11/12; AEAF Intelligence Branch splitting Aug 25, part to remain at AHQ, part to form Air Branch of SHAEF overseas and third part joining Advanced AEAF; SHAEF 2nd Sigint Report, July 21-Aug 20, Allied Sigint developments since July 21, includes move of 21 AG and 1 SIC Sigint elements to France; BP Central Registry paper Aug 28 on latest disposition of 1 and 7 SICs; several Sitreps from 1 SIC Normandy and Chartres Aug 18-31, moving from Caen to Bernay Aug 31; SHAEF memo on handling of Sigint Aug 22; preparations for Sigint brief Aug 25 for Gen Brereton of HQ Allied Airborne Army, update required on German Army positions; Col Bicher of ETOUSA to DD 1 Aug 27 requesting additional copies of BP Sigint working aids for US Sigint units, aids sent Aug 31; AD 2 to MI-8 Aug 24 re postings of key Sigint officers; CSO (SW) to OCs Army UK Sigint stations Aug 25 re Station Cdrs' conference of Sept 7, freq measuring capability of LR1 frequency meter; SIS distribution of BP MSS reports Aug 30; NIB publication Aug 26 on Allied and enemy transmissions 20-100 Mc/s; Chicksands' cover return for w.e. Aug 19

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