A file of rough notes from meetings of the 1927 Prime Minister's Secret Service Committee. These documents concern the investigation and arrest of possible non-British agents, with a detailed report on the case of Vivian Stranders, a suspected German spy. The report details information received from an informant, the tracking of Stranders’ movements overseas, the surveillance operation mounted at British ports to detect his entry into the United Kingdom, and a press report of this hunt in the Evening Standard.