999 resultados para Illinois. Dept. of Transportation
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Bibliography: p. 189-192
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Cover title.
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On cover: Airport system plan.
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Cover title: Illinois traffic safety programs.
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"April 1980."
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"In cooperation with the U.S. Dept. of Transportation, Federal Highway Administration."
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Mode of access: Internet.
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"January 1988."
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"Summer 1986."
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Mode of access: Internet.
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no.22(1938)
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v.66:no.1(1974)
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no.14(1933)
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no.15(1952)
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n.s. no.4(1981)