National airspace system plan
Subtitle: engineering and development.
Contributors: United States. Federal Aviation Administration.
Publisher: U.S. Dept. of Transportation, Federal Aviation Administration
Published: 1983
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Aeronautics -- United States -- Safety measures.; Airports -- United States -- Planning.
Notes: Cover title.

"April 1983."

Includes index.