EWT to DD (Y) on non-morse equipment for Kedleston Hall Dec 16, Kenworthy at Knockholt...

EWT to DD (Y) on non-morse equipment for Kedleston Hall Dec 16, Kenworthy at Knockholt to EWT on non-morse equipment for Kedleston Dec 20, 8 new sets in operation at Knockholt from 20th, target figure for Kedleston 16 sets, program to start early 1944; WTC to GPO on extension and improvement of Sandridge aerial system Dec 19, AD (S) to DD (Y) with details of release of 4 GP sets at Sandridge to other countries' cover Dec 26, details of Spanish, Bulgarian, Romanian, Croat and Turkish military and police cover; John de Grey of WTC to Lt Col Ellingworth OC Beaumanor and to Capt Donnan at Harrogate with Chicksands' document on Sigint search Dec 17; WTC to MI-8 Dec 23 on meeting at WO Dec 16 on Sigint cover for W Europe operations, suggests increased cover Bishops Waltham and reactivation of Fort Bridgewoods Chatham; paper by JS Colman on recording test at Beaumanor, Nov 22, recordings unreliable, DD (Y) considers this test unsatisfactory, wishes to have similar test on GP at Kedleston Hall Dec 29; BP NCO to be posted to Beaumanor as RFP expert Dec 26; AD (S) to C on Spanish Military Attaché decrypts Dec 28; paper from AD (S) to Section Heads on Interception, TA and Cryptography as Parts of Sigint, term W/T I to be replaced by TA Dec 30; C asks BP to look for Sigint on Soviet activities in Poland for FO Dec 29, list of FO questions to be answered, questions designed to reveal state of Soviet plans for possible future Communist regime in Poland after Soviet occupation, BP unable to supply answers; organisation of AS W/T I Sub-Section Dec 17, Wing Cdr Garrett to DDI 4 on changes in AS since DDI 4 visit of Dec 14, AW Bonsall to HAS Dec 21 on small cypher and Orchestral W/T I, AD (S) to C Dec 21 accompanying AS paper on undesirability of shooting down GAF Zenit aircraft, implications for breaking Shark U-boat keys, reporting instructions for AS reports Dec 22, Wing Cdr Oeser of Hut 3 to Lt Col Crankshaw of WTC on BP's failure to obtain continuity on GAF bomber unit from Nov 1, reply from Crankshaw Dec 23, letter of thanks to HAS from Dr RV Jones in AM Dec 31; liaison with AM, WO and RSS Barnet; liaison with ETOUSA Dec 16-18, ETOUSA wishes to start GP processing but looked upon unfavourably by AD (S) and AD (O), further request from ETOUSA Dec 31; EWT with O'Connor in Washington, Hinsley of BP NS arrives Washington Dec 22; minutes of WO meeting to discuss DF and Sigint cover before and during W Europe operations Dec 16; AS to AD (S) Dec 25 with suggested Ultra Charter for CSIO (Air); Chicksands weekly cover returns for w.e. Dec 18 and 25; telephone extensions at 21 AG, CSO locations and telephone numbers in Ebury House, Victoria St, London Dec 31; PG Lucas of SALU to HAS on suspected forced landing of GAF aircraft in Eire Dec 13 and possible return of crew by other GAF aircraft nights of Dec 15/16 and 16/17, report sent on to C Dec 21, AD (S) to C Dec 25 with log of GAF aircraft which made emergency landing in Eire Dec 13, sent by German Legation Dublin to Berlin Dec 24; BP decrypts of Rumanian Police messages July-Nov, samples to SIS for deciding distribution Dec 30; AD (S) to AS with distribution for Spanish Military Attaché decrypts Dec 30

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