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Government Code and Cypher School: Commercial Section: Reports of Decrypted Messages...
Description and record details
| Reference | HW 31 |
|---|---|
| Title | Government Code and Cypher School: Commercial Section: Reports of Decrypted Messages in Private Codes and Cyphers (PRI series) |
| Date | 1943-1945 |
| Description | This series comprises compilations by the Commercial Section of messages passing between commercial organisations (firms, banks, etc.) world-wide. |
| Related material |
For records of the Ministry of Economic Warfare see FO 837 |
| Former reference in its original department | PRI file series |
| Legal status | Public Record(s) |
| Language |
English French |
| Creator |
Government Code and Cypher School, Commercial Section, 1938-1945 |
| Physical description | 24 file(s) |
| Access conditions | Subject to 30 year closure unless otherwise stated |
| Immediate source of acquisition |
Government Communications Headquarters |
| Accumulation dates | 1943 to 1945 |
| Accruals | Series is accruing |
| Selection and destruction information | All surviving messages in the series have been preserved. |
| Administrative/ biographical background | The Commercial Section was set up in 1938. It moved location four times: from London to Bletchley at the outbreak of war and back to London in 1939, because of pressure on space at Station X; in September 1940 to a house some miles from Bletchley; and back to London in May 1942 as part of the Civil Branch of the school. The section was closed down in August 1945. |
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