Specifications for the design and construction of structural supports for highway signs.
| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Washington, D.C. :
American Association of State Highway Officials,
[1968]
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| Subjects: |
| Item Description: | First revision of 1961 specifications. |
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| Physical Description: | 25 pages : illustrations, maps. ; 23 cm. |
| Bibliography: | Includes bibliographical references. |