981 resultados para road-rail level crossings


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Transportation Systems Center, Cambridge, Mass.

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Federal Highway Administration, Office of Research and Development, Washington, D.C.

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Federal Highway Administration, Offices of Research and Development, Washington, D.C.

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"July 9th, 1835"--Page 30.

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Mode of access: Internet.

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"Originally written as a series of articles for ʻThe Railway Newsʾ, in which they appeared at various periods between the years 1911 and 1914."--Pref.

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Mode of access: Internet.