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1Published 2002Subjects: “...United States. Federal Highway Administration. Office of Safety R&D....”
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2Published 2002Subjects: “...United States. Federal Highway Administration. Office of Safety R&D....”
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3Published 2003Subjects: “...United States. Federal Highway Administration. Office of Safety R&D....”
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4Published 1994Subjects: “...Express highways United States Safety measures....”
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5Published 1999Subjects: “...Express highways United States Safety measures....”
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6Published 2000Subjects: “...Traffic safety Mathematical models....”
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7Published 1997Subjects: “...Traffic safety United States Information resources Evaluation....”
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8Published 1991Subjects: “...Roads Safety measures....”
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9Published 1997Subjects: “...Rural roads United States Design and construction Safety measures....”
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10Published 2001Subjects: “...Transportation Safety measures Research United States....”
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11Published 1998Subjects: “...Roads United States Safety measures Evaluation....”
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12Published 2001Subjects: “...United States. Federal Highway Administration. Office of Safety R&D....”
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13by Tabiei, AlaSubjects: “...Roads Safety measures....”
Published 1997
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14Published 1998Subjects: “...Buses United States Safety measures....”
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15Published 1998Subjects: “...Commercial vehicles United States Safety measures....”
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16by Pfefer, Ronald C.Subjects: “...Traffic safety United States Statistics....”
Published 1998
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17Published 1998Subjects: “...Traffic safety United States....”
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18Published 1987Subjects: “...Roads United States Design and construction Safety measures....”
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19by Parker, Martin R.Subjects: “...Roads United States Safety measures....”
Published 1997
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20Published 1997Subjects: “...Roads Safety measures Computer programs....”
Government Document Microform Book