Traffic signals 5 reports ; prepared for the 52nd annual meeting.
Corporate Author: | |
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Resource Type: | Book |
Language: | English |
Published: |
Washington, D.C.
Highway Research Board, National Research Council
1973.
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Series: | Highway research record
no. 445. |
Subjects: |
Physical Description: | iv, 47 p. ill. 25 cm. |
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Bibliography: | Includes bibliographical references. |
ISBN: | 0309021766 |