Statistics of class I freight railroads in the United States for the year ended ... [microform] / prepared by Surface Transportation Board, Office of Economics, Environmental Analysis, and Administration
Published
Washington, DC : Surface Transportation Board, [1996-]
Microfiche. Washington, DC : Supt. of Docs., U.S. G.P.O., 1996- microfiches : negative ; 11 x 15 cm.
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