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1972
THE CHANGEABLE-MESSAGE CONCEPT OF TRAFFIC CONTROL

Highway Research Board Special Report, Issue 129, 54 p.

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1972
DESIGN, OPERATION, AND UTILIZATION OF CHANGEABLE-MESSAGE SIGNS WITH EMPHASIS ON THE ROTATING-DRUM TYPE

Highway Research Board Special Report, Issue 129, p. 33-36

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1972
THE DISTEC SYSTEM: A SIGN OF OUR TIMES

Highway Research Board Special Report, Issue 129, p. 37-40

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1972
CHANGEABLE-MESSAGE DISPLAYS: SOME DESIGN CONSIDERATIONS

Highway Research Board Special Report, Issue 129, p. 41-43

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1972
NEWEST COST BREAKTHROUGH FOR CHANGEABLE-MESSAGE MATRIX SIGNS

Highway Research Board Special Report, Issue 129, p. 44-45

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1972
FOG DETECTORS FOR CONTROLLING CHANGEABLE-MESSAGE SIGNS

Highway Research Board Special Report, Issue 129, p. 20-23

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1972
RESEARCH DEVELOPMENT OF THE CHANGEABLE-MESSAGE CONCEPT FOR FREEWAY TRAFFIC CONTROL

Highway Research Board Special Report, Issue 129, p. 24-25

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1972
CHANGEABLE-MESSAGE SIGNS

Highway Research Board Special Report, Issue 129, p. 26-28

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1972
SOME PRINCIPLES FOR COMMUNICATING WITH DRIVERS THROUGH THE USE OF VARIABLE-MESSAGE DISPLAYS

Highway Research Board Special Report, Issue 129, p. 2-6

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1972
CHANGEABLE-MESSAGE SIGNS IN OHIO

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

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1972
POTENTIAL USES OF VARIABLE-MESSAGE SIGNS IN NEW YORK CITY

Highway Research Board Special Report, Issue 129, p. 13-16

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1972
USE OF CHANGEABLE-MESSAGE SIGNS BY PORT AUTHORITY

Highway Research Board Special Report, Issue 129, p. 17-19

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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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Showing 1 - 14 of 14 records