Traffic advisory practices at airports without operating control towers.

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Bibliographic Details
Corporate author / creator:United States. Federal Aviation Administration.
Imprint:[Washington, D.C.] : U.S. Dept. of Transportation, Federal Aviation Administration, [1990]
Description:7 pages : digital, PDF file.
Language:English
Series:Advisory circular ; AC no. 90-42F
United States. Federal Aviation Administration. Advisory circular ; AC 90-42 F.
Subject:
Format: E-Resource U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/7626496
Hidden Bibliographic Details
Notes:Title from PDF caption (viewed Jan. 9, 2009).
"5/21/90."
AC 90-42E, dated November 23, 1988, is cancelled.
Mode of access: Internet at the FAA web site. Address as of 1/9/09: http://www.airweb.faa.gov/Regulatory%5Fand%5FGuidance%5FLibrary/rgAdvisoryCircular.nsf/0/c54e50252a7fa56d862569d8007804ba/$FILE/ac90-42F.pdf; current access available via PURL.
Other form:United States. Federal Aviation Administration. Traffic advisory practices at airports without operating control towers 1 v. (loose-leaf)
GPO item no.:0431-A-27 (online)
Govt.docs classification:TD 4.8/5:90-42 F