◆ SpookStack

up microphone coverage, for that is the net result of the Department's rulings, or whether our responsibilities for internal security and espionage intelligence require the continued use of thie technique on a restricted basis despite trespass." After reviewing the absolute necessity for obtaining such vital information in security cases, the memorandum concluded, “Bearing in mind the intelligence part of our responsibilities as contrasted to the prosecutive, it is questionable whether we can afford to give up nicro=- phone coverage." It was recommended in the memorandum that: "1, We insist basically that microphone surveillances be installed without trespass. "2. If it is not possible to install a microphone as above indicated, and the intelligence to he Gained therefrom is a necessary adjunct to the investigation involved, ccnsideration be given to authorizing the installation. These surveil~ lances will be linited to an absolute ninimun anu will only be authorized when vitally necessary and when prosecution is not contemplated." The Executive Conference of May 5, 1952, unanincusly reconnended approval of the recommendations set forth above. Hr. Tolson agreed but suggested that those installaticns about which there was a legal question be reviewed. The