Portable battery-powered megaphones.
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Corporate author / creator: | United States. Federal Aviation Administration. |
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Imprint: | [Washington, D.C.] : Federal Aviation Administration, [1966] |
Description: | 1 page : digital, PDF file. |
Language: | English |
Series: | Advisory circular ; AC no. 121-6 United States. Federal Aviation Administration. Advisory circular ; AC 121-6. |
Subject: | |
Format: | E-Resource U.S. Federal Government Document Book |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/7681647 |