by United States. Dept. of Transportation.
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A revised estimate of the cost of comple...
Two-year report on the Northeast Corrido...
U.S. Department of Transportation
The status of the nation's highways
Railroad abandonments and alternatives
National transportation strategic planni...
Tax administration
Performance characteristics of automotiv...
Compilation of selected energy-related l...
Energy and U.S. Agriculture
Automobile and light truck fuel economy