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|a (iLib)UPD-00191505400
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|a WSU
|c WSU
|d OCL
|d OCLCQ
|d CLU
|d IZA
|d CBT
|d NCTS LIBRARY
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2 |
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|a National Research Council (U.S.).
|b Highway Research Board.
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| 245 |
1 |
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|a Traffic signals and signs
|b 5 reports.
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| 264 |
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1 |
|a Washington
|c D.C.
|b Highway Research Board
|c 1970.
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| 300 |
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|a 61 p.
|b ill., charts, plan
|c 25 cm.
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| 490 |
1 |
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|a Highway research record
|v no. 325.
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| 500 |
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|a Papers presented at the 49th Annual Meeting of the Highway Research Board, January 1970. Sponsored by Committee on Operational Effects of Geometrics and Committee on Traffic Control Devices.
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|a Traffic signals and overhead flashers at rural intersections : their effectiveness in reducing accidents / Paul D. Cribbens, C. Michael Walton -- Some effects of lateral sign displacement / Gerhart F. King -- Calibration and correction of magnetic lop detectors / D.C. Gazis, R.S. Foote -- Interchange ramp color delineation and marking study / Walter J. Roth -- Street name signs for arterial streets / Donald L. Woods, Neion J. Rowan.
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| 650 |
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|a Traffic signs and signals.
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| 650 |
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0 |
|a Electronic traffic controls.
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| 710 |
2 |
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|a National Research Council (U.S.).
|b Highway Research Board.
|b Meeting.
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| 710 |
2 |
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|a National Research Council (U.S.).
|b Committee on Operational Effects of Geometrics.
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| 830 |
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0 |
|a Highway research record
|v no. 325.
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| 852 |
1 |
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|a UPD
|b NCTS
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| 942 |
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|a Book
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