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An Economic Analysis of Short-span Suspension Bridges for Modern Highway Loadings

Conde Balcom McCulloughOregon. State Highway DepartmentR. H. BaldockWilliam Howard PaulGlenn Stewart PaxsonJ. D. Everson

出版	Oregon State highway commission, 1937
URL	http://books.google.com.hk/books?id=fEC2uwEACAAJ&hl=&source=gbs_api