Papers presented by G. C. GRAHAM, R. M. SHERRARD, H. M. STARLING, and T. O'REILLY. (mtg. Sept. 29 to Oct. 3, 1930)
Joint session education division of street and highway traffic section
Nat. Safety Council -- Trans
1930
18 pages
Article (Journal)
English
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Joint session street and highway traffic and statistics sections
Engineering Index Backfile | 1930
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