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Report of the Board of Railroad Commissioners of the State of New York on Strains on Railroad Bridges of the State
New York (State). Board of Railroad Commissioners
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Issued June 30, 1891
出版Weed, Parsons, printers, 1891
URLhttp://books.google.com.hk/books?id=aYcOAAAAYAAJ&hl=&source=gbs_api
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