Catalogue description Leakage of top secret Foreign Office telegrams in the USA: evidence and investigation....

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Details of KV 6/142
Reference: KV 6/142
Description:

Leakage of top secret Foreign Office telegrams in the USA: evidence and investigation. This is the Security Service's file for the investigation of a leakage in Washington which led to the unmasking of Donald MACLEAN as a Soviet agent and his flight to Moscow with Guy BURGESS

Note: Serial 346a: analysis of MACLEAN as a 'fit' for Homer, the source of the leakage. Serial 348a: MACLEAN as top suspect. Serial 352b: summary to date. Serial 377a: first reference to HOMER's wife being in New York. Serial 400a: paper on future conduct of investigation. Serial 401a: assessment of the investigation. Contains copies of the leaked telegrams
Date: 1951 Apr 02 - 1951 May 24
Held by: The National Archives, Kew
Former reference in its original department: L 305-0121-42 VOL 3
Legal status: Public Record(s)
Closure status: Open Document, Open Description
Access conditions: Open on Transfer
Record opening date: 23 October 2015
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