Personal security form for all members of GCCS

Date: May 1942 Reference: HW 14/36 Creator: Records created or inherited by Government Communications Headquarters (GCHQ) Catalogue context: Personal security form for all members of GCCS warning against careless talk, security incident in Hut 3; GCCS partial staff listing; staffing of AS; case for additional Sigint printer links from BP to Ministries, installation of printer in Hut 3 with links to Broadway, WO, GHQ Home Forces, Admiralty and AM; printer links between Huts 3 and 4; case for reducing machine noise in BP Type X Comcen May 3; minutes of Civil Heads of Sections' meeting at Berkely Street, chaired by AGD, Commercial Section to move to Aldford House on May 4; dispute over removal of RAF officer from Hut 3 to Cdr Saunders' section, AM takes over Hut 3 RAF Section and designates it AI4 (f); details of officers from 6 IS Huts 15 A/B/C allowed to enter Hut 3; C's order to change Hut 3 Sigint Headline Report; WG Welchman's paper on present and future labour requirements in the machine rooms; memo to EWT from Welchman and Colman on future shortage of sets for E when Germans start Russian Front offensive; proportion of Bombe time spent on ... Categories: Second World War Subjects: Air Force; Americas; Armed Forces (General Administration); Asia; Communications; Conflict; Europe and Russia; Intelligence; Labour; Navy; Operations, battles and campaigns; Trade and commerce Topics: Arts and culture; Business, finance and innovation; International trade and affairs; Military and war Period: Second World War Copyright information: Copyright clearance for publication is not required, except in the case of documents in third-party copyright. Usage terms: https://www.nationalarchives.gov.uk/documents/information-management/use-of-tna-materials.pdf