http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Effect of icing on aircraft control and airplane deice and anti-ice systems
5 pages, 4 unnumbered pages : digital, PDF file.
Title from PDF caption (viewed Jan. 22, 2009).
AC 91-51, dated September 15, 1977, is cancelled.
Mode of access: Internet at the FAA web site. Address as of 1/22/09: http://www.airweb.faa.gov/Regulatory%5Fand%5FGuidance%5FLibrary/rgAdvisoryCircular.nsf/0/451296dbdf212c81862569e70077c8f9/$FILE/AC91-51A.pdf ; current access available via PURL.
United States. Federal Aviation Administration.