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Archive (TNA)
Prime Ministerial Private Office files

Security: No.10 letter to Lord Thomas of Swynnerton (Donald Maclean's espionage activities) [MT warned of book proposal suggesting Maclean did more damage to American interests than previously supposed] [declassified Jan 2014]

Document type: Declassified documents
Source: PREM19/1376 f2
Editorial comments:

Relevant supporting documents follow the main item. Read other documents selected from this file. The full file from which this item is taken can be seen here - PREM19-1376.

Importance ranking: Major
Word count: 23pp
Themes: Media, Executive, British relations with the Soviet Union, British relations with the US, Foreign policy (USA), Foreign policy (USSR & successor states), Defence (general), Security services & intelligence