FAA's voice switching and control system
Subtitle: statement for the record by Samuel W. Bowlin, Director, Defense and Aeronautics Mission Systems, Information Management and Technology Division, before the Subcommittee on Transportation and Related Agencies, Committee on Appropriations, United States Senate
Contributors: United States. General Accounting Office
Series: Testimony -- GAO/T-IMTEC-89-6
Publisher: U.S. General Accounting Office
Published: 1989
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 31
Subjects: United States. -- Federal Aviation Administration; Air traffic control -- United States -- Automation
Notes: "May 4, 1989."