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Bibliographic Details
Corporate Author:	United States. Federal Aviation Administration
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.] : U.S. Dept. of Transportation, Federal Aviation Administration, [1982]
Series:	Advisory circular ; AC no. 21-9A
Subjects:	Airplanes > Equipment and supplies > Certification.
Online Access:	https://purl.fdlp.gov/GPO/LPS104643

Description
Item Description:	AC 21-9, dated December 30, 1970, is cancelled. Title from PDF file caption (viewed Oct. 28, 2008). Electronic resource.
Physical Description:	4 unnumbered pages : digital, PDF file.
Format:	Mode of access: Internet at the FAA web site. Address as of 10/28/08: http://www.airweb.faa.gov/Regulatory%5Fand%5FGuidance%5FLibrary/rgAdvisoryCircular.nsf/0/057a982793f12d71862569b2005e75e6/$FILE/AC21-9A.pdf ; current access available via PURL.