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1972
IN-VEHICLE DRIVER AID AT TRAFFIC SIGNALS

Highway Research Record, Issue 414, pp 6-15

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1972
1972
RADIO SPECTRUM FREQUENCY MANAGEMENT

NCHRP Synthesis of Highway Practice, Issue 13, 29 p.

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1972
1972
ROADWAY DELINEATION SYSTEMS

NCHRP Report, Issue 130, 349 p.

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1972
COMMUNICATION HANDBOOK FOR HIGHWAY DEPARTMENTS

Highway Research Record, Issue 402, pp 1-8

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1972
A PLAN FOR A CASUALTY CARE AND TRANSPORTATION PROGRAM

Highway Research Record, Issue 402, pp 37-44

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1972
1972
PENNDOT'S TELECOUNT SYSTEM

Highway Research Record, Issue 399, pp 71-86

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1972
THE CHANGEABLE MESSAGE CONCEPT OF TRAFFIC CONTROL - INTRODUCTION

Highway Research Board Special Report, Issue 129, 1 p.

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1972
VARICOM TRAFFIC CONTROL AND COMMUNICATION SYSTEM

Highway Research Board Special Report, Issue 129, p. 29-32

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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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1971-09
HIGHWAY COMMUNICATIONS TRUNK REQUIREMENTS

Highway Research Circular, Issue 128, 19p

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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
MOTORIST AID SYSTEMS

NCHRP Synthesis of Highway Practice, Issue 7, 28p

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1971
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