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740325s1973 dcua rb f000 0|eng d |
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|a 0309021766
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|a (iLib)UPD-00191505762
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|a DLC
|c DLC
|d CU-IT
|d NCTSLIBRARY
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245 |
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|a Traffic signals
|b 5 reports ; prepared for the 52nd annual meeting.
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264 |
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|a Washington, D.C.
|b Highway Research Board, National Research Council
|c 1973.
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300 |
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|a iv, 47 p.
|b ill.
|c 25 cm.
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490 |
1 |
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|a Highway research record
|v no. 445.
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504 |
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|a Includes bibliographical references.
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650 |
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|a Traffic signs and signals.
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650 |
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|a Electronic traffic controls.
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690 |
0 |
1 |
|a Traffic signals.
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710 |
2 |
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|a National Research Council (U.S.).
|b Highway Research Board.
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830 |
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0 |
|a Highway research record
|v no. 445.
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852 |
1 |
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|a UPD
|b NCTS
|
942 |
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|a Book
|