National Airspace System
Subtitle: FAA has implemented some free flight initiatives, but challenges remain : report to congressional requestors
By: United States General Accounting Office.
Publisher: The Office
Published: 1900
Place of publication: Washington, D.C
Language: eng
Number of pages: 76
Subjects: United States. Federal Aviation Administration -- Evaluation.; Air traffic control -- Technological innovations -- United States -- Evaluation.; Free flight (Air traffic control) -- United States.
Notes: Includes bibliographical references.
Cover title.
"September 1998."
GAO/RCED-98-246
"B-279201"--P. 1.