Improved criteria for traffic signals at individual intersections /
[final report by] D. L. Gerlough and F. A. Wagner, Planning Research Corporation.

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Corporate Author: Planning Research Corporation.
Related Names: Wagner, Frederick A.
Gerlough, Daniel L.
Language(s): English
Published: [Washington] : Highway Research Board, 1967.
Subjects: Traffic signs and signals.
Physical Description: 134 pages : illustrations ; 28 cm.
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Item Link	Original Source
Limited (search only) no.32 1967	The Ohio State University

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