◆ SpookStack

Today, a substantially similar provision of the Manual of Rules and Regulations reads, Instructions to Field, 1941, 1944 All Special Agents in Charge were advised by letter dated September 5, 1941, that all requests for the installation of microphone surveillances must be made by the Special Agent in Charge or the Acting Special Agent in Charge and must be made telephonically to lir. Tamm or, in his absence, to Mr. Tolson. This letter also Stated that fessrs. tj amm and Tolson would not authorize the installation of a microphone surveillance except upon the personal instructions of the Director. (Exhibit 5 )} These instructions were later modificd on April 22, 1944, to permit the field to make the requests by coded teletype or by confidential letter as well as by teletype. (Exhibit 6)