Papers presented at the Eighteenth Annual Arizona Conference on Roads and Streets, the University of Arizona, April 10 - 11, 1969
Annual Arizona Conference on Roads and Streets ; 18 ; 1969 ; Tucson, Ariz. Annual Arizona Conference on Roads and Streets ; 18 (Tucson, Ariz.) : 1969.04.10-11
1969
I, 143 S.
Ill., graph. Darst.
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Conference Proceedings
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