9 resultados para speed and direction
em University of Michigan
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National Highway Safety Bureau, Washington, D.C.
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Public Health Service, Bethesda, Md.
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Cover title.
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"Received November 15,--Read December 6, 1838."
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Bibliography: p. 32.
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Mode of access: Internet.
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Mode of access: Internet.
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Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.
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Federal Highway Administration, Office of Safety and Traffic Operations Research and Development, McLean, Va.