Focus on
Olga Gray and the Woolwich Arsenal Spy Ring
In 1938, thanks to years of work by a remarkable female agent, MI5 ensured a package of British defence plans stayed secret.
Series
Government Code and Cypher School: Air Section: Weekly Reports
Catalogue reference: HW 56
What's it about?
HW 56
Weekly reports on progress in cryptography, intelligence and traffic analysis, as well as personnel matters.
Full description and record details
-
Reference (The unique identifier to the record described, used to order and refer to it)
- HW 56
-
Title (The name of the record)
- Government Code and Cypher School: Air Section: Weekly Reports
-
Date (When the record was created)
- 1942-1945
-
Description (What the record is about)
-
Weekly reports on progress in cryptography, intelligence and traffic analysis, as well as personnel matters.
-
Held by (Who holds the record)
- The National Archives, Kew
-
Legal status (A note as to whether the record being described is a Public Record or not)
- Public Record(s)
-
Language (The language of the record)
- English
-
Creator(s) (The creator of the record)
- Government Code and Cypher School, Air Section, 1936-1946
-
Physical description (The amount and form of the record)
- 5 volume(s)
-
Access conditions (Information on conditions that restrict or affect access to the record)
- Open
-
Immediate source of acquisition (When and where the record was acquired from)
-
From 2004 Government Communications Headquarters
-
Subjects (Categories and themes found in our collection (our subject list is under development, and some records may have no subjects or fewer than expected))
-
- Topics
- Intelligence
-
Accumulation dates (The dates the record was accumulated)
- 1941-1945
-
Accruals (Indicates whether the archive expects to receive further records in future)
- Series is accruing
-
Selection and destruction information (Information about how the record was selected for archiving)
- Selected under acquisition policy criterion 2.2.1.3 to document GC&CS activities to exploit intercepted enemy air force communications.
-
Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C16167/
Catalogue hierarchy
Over 27 million records
17,110 records
You are currently looking at the series: HW 56
Government Code and Cypher School: Air Section: Weekly Reports
You may be interested in
Read stories that share a catalogue subject with this record.
-
-
Focus on
The Spycatcher affair
The book Spycatcher sparked one of the most controversial courtroom battles of the 1980s, bringing questions around state secrecy to a global audience. -
The story of
Anthony Blunt's confession
Security Service files paint a vivid picture of what happened when Anthony Blunt – then employed in the royal household – admitted spying for the Soviet Union.
Related records
Records that share similar topics with this record.