A volume warrant for urban stop signs [by] Morton S. Raff assisted by Jack W. Hart; edited and published by the Eno Foundation for Highway Traffic Control.
|Main Author:||Raff, Morton S.|
Saugatuck, Conn., 1950.
"Prepared ... as a joint research project of the Bureau of Highway Traffic, Yale University and the Eno Foundation."
|Original Classification Number:||HE 370 .R14|
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