Aircraft collision avoidance and air traffic safety
Subtitle: hearing before the Subcommittee on Transportation, Aviation, and Materials of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, September 2, 1981.
Publisher: U.S. G.P.O.
Published: 1981
Place of publication: Washington
Language: eng
Number of pages: 77
Subjects: Airplanes -- Collision avoidance.; Air traffic control -- United States -- Data processing.
Notes: "No. 52."
Item 1025-A-1, 1025-A-2 (microfiche)