Postal Inspection Service's monitoring and control of mail surveillance and mail cover programs
Subtitle: hearings before the Subcommittee on Postal Facilities, Mail, and Labor Management of the Committee on Post Office and Civil Service, House of Representatives, Ninety-fourth Congress, first session, ....
Publisher: U.S. Govt. Print. Off.
Published: 1975
Place of publication: Washington
Language: eng
Number of pages: 238
Subjects: United States Postal Service. Postal Inspection Service.
Notes: Hearings held May 6-Nov. 5, 1975.
"Serial no. 94-39."