United States air transportation system; routes certificated to local service carriers, December 31, 1968.
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Corporate author / creator: | United States. Civil Aeronautics Board. Office of the Secretary. |
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Imprint: | [Washington, 1968] |
Description: | map on sheet 44 x 56 cm. |
Language: | English |
Subject: | |
Cartographic data: | Scale ca. 1:9,000,000. |
Format: | Map U.S. Federal Government Document Print |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/4362940 |
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