Aircraft collision avoidance systems
Subtitle: hearing before the Subcommittee on Transportation, Aviation, and Materials of the Committee on Science aand Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, March 31, April 3, 1981.
Publisher: U.S. G.P.O.
Published: 1981
Place of publication: Washington
Language: eng
Number of pages: 439
Subjects: Aeronautics -- United States -- Safety measures.; Airplanes -- Collision avoidance.; Air traffic control -- United States.
Notes: "No. 5."
Item 1025-A-1, 1025-B-2 (microfiche)