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Stability Assessment and Rehabilitation of the Big Savage Tunnel, Somerset County, Pennsylvania
Anthony T. IannacchioneThomas P. Mucho
其他書名
For Somerset County Rails-to-Trails Association
出版Pittsburgh Research Center, U.S. Department of Energy, 1996
URLhttp://books.google.com.hk/books?id=nRygzgEACAAJ&hl=&source=gbs_api