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1972
FREEWAY ACCIDENTS AND ILLUMINATION

Highway Research Record, Issue 416, pp 10-20

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1972
EVALUATION OF DIAGRAMMATIC GUIDE SIGNS

Highway Research Record, Issue 414, pp 30-41

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1972
DIAGRAMMATIC SIGN STUDY

Highway Research Record, Issue 414, pp 42-49

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1972
1972
1972
CHANGEABLE-MESSAGE SIGNS IN OHIO

Highway Research Board Special Report, Issue 129, p. 7-12

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1972
THE LOS ANGELES 42-MILE SURVEILLANCE AND CONTROL PROJECT

Highway Research Board Special Report, Issue 128, p. 96-99

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1972
ESTIMATION OF SPEED FROM PRESENCE DETECTORS

Highway Research Record, Issue 388, pp 73-83

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1972
STRUCTURING CITIZEN INVOLVEMENT IN FREEWAY PLANNING

Highway Research Record, Issue 380, pp 23-36

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1971
Accomplishments in freeway operations

Highway Research Record, Issue 368, 39p

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1971
Traffic control and driver information

Highway Research Record, Issue 366, 132p

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1971
Operational improvements for freeways

Highway Research Record, Issue 363, 59p

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1971
Communications and emergency services

Highway Research Record, Issue 358, 49p

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1971
NORTHWAY EMERGENCY TELEPHONE SYSTEM

Highway Research Record, Issue 358, pp 48-49

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1971
1971
1971
COST-EFFECTIVENESS OF FREEWAY MERGING CONTROL

Highway Research Record, Issue 363, pp 43-59

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