MI-8 to Col Tiltman at BP Feb 2 with draft of Allied signals requirements from Germans...

HW 14/97

1944 Feb 1-15

MI-8 to Col Tiltman at BP Feb 2 with draft of Allied signals requirements from Germans under Armistice terms, asking for Tiltman's comments, reply Feb 8; AD (S)'s comments on para dealing with German cyphers and Sigint of FO draft on German Armistice Feb3, more correspondence Feb 13; DD (S) Serial Order No 145 on Sixta Section Feb 5; AD (S) exclusive to C quoting message from Spanish AA in Rome Feb 8; DMI to C Feb 7 on compromise of Sigint Ultra by officer in WO; program for visit of DMI to BP on Feb 9, confirmed Feb 7; DDMI (I) Brig JM Kirkman to EWT Feb 12, to visit BP late Feb, praise for BP's Sigint reports; WTC to DD (Y) WO Feb 1 on meeting to be held at BP on role of Kedleston in printer cover and interaction with Knockholt, meeting on Feb 8, Lt Col Sayer's summary; Sayer to DD (Y) Feb 3 requesting that GCCS be consulted by OCs Army Sigint stations when given orders by senior military authorities such as CSO SW or DD (Y), agreed Feb 12; Sayer to CSO SW Col Balmain Feb 7 on proposed visit to BP, Sayer obstructive; Sayer to AD (S) Feb 9 summarising meeting at BP Feb 8 on printer cover at Kedleston Hall; John de Grey's trip report on visit to Chicksands Feb 12, new CO and Sigint expansion program there; Feb 12 results of sound recording test on GP tasks at Kedleston Hall Jan 7-14; suggested times for DR runs between BP, Beaumanor and Forest Moor Feb 12; comparison by Forest Moor CRR of Forest Moor intercept with that of Chicksands Feb 4; JS Colman to Sayer Feb 5 on requirement for more search positions at Beaumanor at expense of GP positions; comparison of GP intercept quality at Beaumanor and Kedleston Hall Feb 10, inconclusive; AS orders for reporting 3-figure codes Feb 1; suggested Ultra Charter for CSIO (Air) sent to AD (S) with copy of Tentage regulations Feb 1; AS to DDI 4 Feb 1 requesting extra sets at Capel for F Lily cover, DDI 4 to AS Feb 1 on frequency measuring equipment for Kingsdown, Sigint channels from BP via Bentley Priory to Sigint air customers in UK Feb 2; AS bid for more sets at Capel Feb 5, DDI 4 unsympathetic, Feb 6 Handel Edwards to HAS supporting case for increase at Capel, Gp Capt Jones to HAS on Hut 3's acceptance of tying up E with F Cockroach, AS to provide F working aids to Hut 3 Feb 6; liaison to be arranged by AM between COPC and AS, study of BMP reports Feb 9; evaluation by HAS Feb 13 of practice reports from AEAF WAtch at Kingsdown; UK sets on GAF low grade cover as at Feb 14, Handel Edwards to HAS Feb 13 on additional sets required for F traffic, AS list of German Western Front groups using F as at Feb 10; AS liaison with BC Feb 15; list of 42 members of AS with knowledge of Russian, Balkan or Turkish languages Feb 10; paper by Dr GC McVittie of Met Section on weather forecasting for air operations over enemy territories with particular emphasis on Japanese Theatre Feb 6; progress report Feb 10 for Jan 1944 sent to BP Met Section from Detachment G of US 849th SIS with cumulative production chart; Col Scott of SHAEF to Sayer on Sigint cover for Western Front Feb 2, reply from AD (S) Feb 9 re Scott's Draft Directive, Scott to EWT Feb 4 on UK and US tactical E Sigint on Western Front, suggests should be limited to British units, AD (S) thinks not, Sayer asks EWT to confirm, Sayer to Heads of Sections on requirements for Western offensive Feb 7, Section replies Feb 9, JS Colman to Sayer Feb 8 on total of additional sets required for Western offensive plus notes on method of assessing cover situation, WTC summary of extra sets required for W Front Feb 15; GPO letter Feb 4 giving details of new Sigint printer links being established for W Front; Commodore EGN Rushbrooke of NID to C Feb 9 on cover story for Sigint being disseminated for Overlord, suggests normal CX report from a fictitious source, also agreed by DDMI (O) Brigadier Vale, EWT to C Feb 14, C to Rushbrooke Feb 15 agreeing with his suggestions for dissemination to Overlord planners; Draft Directive from Col Scott SHAEF for I (s) G2 Intel Div SHQAEF, this second draft to be discussed at meeting on Feb 21; quarterly report Feb 2 from HC Kenworthy at Knockholt to SIB on printer cover and manning at PO and FO stations, addendum Feb 13; Feb 2/4 Hendon RAF DF station interfers with major GP frequency; exchanges within BP and letter to GPO on subject of military call-up of 24 experienced operators from PO Sigint stations, strong objections from BP Feb 6; GPS to Col Tiltman Feb 6 suggesting planned DOE between BP and Polish Sigint unit at Stanmore, Stanmore should send intercept drop copies to GPS; paper by Lt Col Pritchard Feb 7 on processing of German printer comms, Colossus 2 expected in about 2 months; USA Lt Col Telford Taylor of Hut 3 to Gp Capt Jones Feb 8 on dissemination of BP series diplomatic intelligence to US European and Med Theatre Commands, list of Commands supplied with Ultra from Hut 3, Med and W Front Feb 13; liaison with US, US Sigint site at Bexley Heath to be operational from Mar 1 and direct control line required from Hut 6 to Hall Place Bexley Heath Feb 14, correspondence between Col Bicher of ETOUSA and EWT Feb 2-9, Bicher sends EWT copy of First Anniversary Edition of ETORIG Weekly TA Notes Feb 2, Feb 9 EWT to Bicher on training of US personnel on Bombes at Stanmore, Eastcote and BP; liaison with Director CBME, AS sends regulations for Hutment and Tentage Ultra Sigint, copy also to Winterbotham at HQ, Winterbotham asks HAS if Col Tiltman had put out same regulations to Med and SHAEF Feb 9; D of S WO to SIB listing telephone requirements for WO Field Y stations and DF networks Feb 11; MI-8 report on comms networks in S France Feb 3; minute from Section V at MI-6 to AD (O) on distribution of Abwehr agent reports, C contacted on distribution of BP MEL and ISTUN reports Feb 3; AD (S) to C Feb 11 with suggested distribution for Bulgarian Military Attaché reports; MI-8 to AD (S) Feb 11 on intelligence content of ZIP/PEARL CROMIL Croat military reports, gives more specific intelligence requirements in attempt to reduce number of reports

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