New GCCS family tree from Mar 1, BP Section Heads given DD status, HC Kenworthy of...

New GCCS family tree from Mar 1, BP Section Heads given DD status, HC Kenworthy of FORDE Knockholt protests to EWT Mar 9 over Mar 1 reorganisation, suggests that he should be known as AD (R - Research) with simililar status to other ADs such as AD (CI) Col Elsdale, listed as AD for WTC, Kenworthy includes his own FORDE family tree of Feb 6 1944; Director's Order No 2 of Mar 12, Major Webster appointed to assist DD 1 to co-ordinate intelligence and priorities; MHA Newman to DD 1 Mar 12 on state of Machine Room processing equipment, 4 Collosi expected to be in service by mid-July after completion at Dollis Hill, Colossus 1 to be fully operational at BP by Mar 20; Milner-Barry to DD 1 Mar 13 on possibilities of releasing men from Hut 6 for processing of Fish German printer; WTC paper of Mar 1,"Assessment of Intelligence Priorities"; DD (Y) to EWT Mar 1 on MI-8 position on Shenley, Forest Moor and Beaumanor; DD (Y) to DD 1 Mar 4 re Roumanian and Bulgarian cyphers; Mar 4 DD 1 order for dealing with GP E Roulette decodes; DDMI (I) Brigadier Kirkman to DD 1 Mar 7 after visit to BP; DD 1 to DDMI (O) Mar 13 stating BP not justified in continuing to process messages of Portuguese Military Attaché, DD 1 to DD (Y) Mar 13 with summary of BP's efforts on Balkan targets; WTC to DD (Y) Mar 1 re Sigint channels BP to Bishops Waltham, PO to install 4 printer channels Mar 3; WTC minutes of meeting with CSO SW at BP Feb 28/29; 8-page document by DD 1 on BP intelligence priorities and cover assessment Mar 1; GPO to Capt Hastings at BP Mar 2 re meeting Mar 1 on retention of PO Sigint operators, report by CLS Williams of BP after meeting at GPO Mar 8 with GPO reps on call-up of PO Sigint operators, compromise reached, 10 named operators to be released; WTC to OC RAF Chicksands re new Sigint equipment Mar 1 and urgent requirement Mar 11 for 10 extra positions at Capel for F cover, WTC to DD (Y) Mar 2 on DRLS between Shenley and BP, WTC's comments on John de Grey's lecture to Sigint stations Mar 4, de Grey's report on liaison visit to Beaumanor with OC Chicksands Mar 6/7, report by de Grey on visit to Forest Moor Mar 7-10 and 13 page copy of a motivation talk given by him to the operators there dated Mar 12, Mar 13 de Grey's minutes for meetings at Beaumanor Mar 10/11 on WOYG CRR plus further minute to Sayer on political issues there; Mar 4 Station Officers' meeting to be held Mar 14 chaired by CSO SW, Mar 7 CSO SW's agenda for first Station Commanders' meeting, to be held at Beaumanor Mar 14, minutes of Station Commanders' Conference; report by CRR Forest Moor Mar 10 on comparison of intercept results with Chicksands; Col Scott at SHAEF to Gp Capt Winterbotham at HQ re Sigint channels for Overlord Mar 1, Scott to EWT re daily Sigint bags from the continent to BP, AS report on RAF Sigint arrangements for Overlord Mar 1; cover sheets for AS reports to AEAF and record sheet for sigs in/out with AEAF, new BP section AI 4(f) Signals Section to handle AEAF sigs in/out; Mar 2 points of interest to GCCS from meeting at Broadway Feb 21 to consider Directive of I (s) G-2 Division SHAEF on Overlord; Sixta German orbat in the West as at Mar 10; DD 1 to C Mar 14 with detailed chart illustrating Sigint support to SHAEF from intercept sources via GCCS Sections to specific SHAEF customers; minutes of meeting at AM to decide what extra Sigint broadcasts would be required for AEAF Mar 13; detailed chart listing SHAEF chain of command together with SHAEF SB reps Mar 15; report dated Mar 1 on WTC visit to USA Sigint site in large private house, north of Eastbourne and also to a small USA R/T Sigint site near Battle; Col Bicher to EWT Mar 2 requesting 3 experienced British Sigint NCOs to help train US operators at Bexley Heath, DD 1 to Bicher Mar 11 agreeing to send 3 experienced Chicksands' Sigint men to train US operators at Bexley Heath from Mar 13; AM to AS Mar 4, captured document from German aircraft confirms earlier AS conclusion that German Forces' Annemarie music broadcast contained encoded references to areas under Allied air attack, AS order Mar 7 on procedures for met co-operation between AS and Detachment G of 849 SIS at Foggia, service to 849 SIS to start Mar 12, 2 copies to be sent to Col Bicher of ETOUSA, AS request to Dunstable Mar 10 for specified met support, Mar 11 suggestions to DD (AS) from Flt Lt Clapham for tactical Sigint broadcast and coding system for DF bearings passed on W/T, traffic diaries for Alpha watch in AS and delays in typing up traffic Mar 12; Chicksands' cover return for w.e. Mar 4 and 11; BBC monitoring of Hungarian Police voice comms Mar 3; report by CLS Williams Mar 11 on various nationality R/T intercepts since Oct 1943; liaison with AM and with BBC monitoring service at Caversham; comparison of US and UK Field Sigint Organisations Mar 11; AEAF Sigint channels in UK during Overlord pre-assault period with folding chart Mar 6, minutes of meeting at HQ AEAF Mar 8 on development of AEAF Sigint units; AI4f/BMP Notice No 2 of Mar 2 on start of CX/MSS/BMP reports, AS proposals for reporting GAF Playfair decodes as Pearl with separate order on MSS comment on Pearl/Zip/Fly lower classification reports, to be reported as CX/MSS/Ford Mar 4; distribution of Abwehr MEL reporting series, Mr Page with Hut 3 and AD (O) Mar 8, Gp Capt Jones to Winterbotham at HQ Mar 12, C decides MEL reporting series on British Orbat to go to only those to whom such intelligence was essential, Hut 3 complies

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