A Review of the Federal Bureau of Investigation's Use of Exigent Letters and Other Informal Requests for Telephone RecordsBook - 2010
A report describing the results of the Department of Justice's investigation of the FBI's use of exigent letters and other informal requests, instead of National Security Letters or other legal process, to obtain the production of non-content telephone records from employees of three communications service providers.
Publisher: [Washington, D.C.] : U.S. Dept. of Justice, Office of the Inspector General, Oversight and Review Division, 2010.
Branch Call Number: J 37.2:EX 5 X
Characteristics: xii, 289,  p. : ill., digital ; 28 cm.
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