A file of minutes from meetings of the Prime Minister's 1927 Secret Service Committee. Topics of discussion include breaches of security and leakage of information at Scotland Yard; the dangers of the police being used for political purposes by the government; methods of obtaining documents of interest to the secret services; the reorganisation and possible consolidation of the intelligence services; whether control of the intelligence services should be political or military; liaison between services; and a discussion of the raid on the All-Russia Co-operative Society on 12 May 1927, including and explanation of the events that led to the raid, and criticism of the planning and execution of the raid, as well as communication between the intelligence and security services beforehand.