970 resultados para Illinois. Ambient Air Monitoring Section
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"June 1996."
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Bibliography: p. 90-92.
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Project no.: 80.244.
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Cover title: Prospects for controlled trading of air pullution rights in the metro east area of Illinois.
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Cover title: Towards the development of a county employment projection system for the state of Illinois.
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Cover title.
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"HWRIC RR-057."
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Description based on: 1981; title from cover.
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Includes 87 or more reports on individual lakes in Illinois; some will be updated periodically.
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"Cooperating agencies: City of Champaign, City of Urbana, Champaign Urbana Urbanized Area Transportation Study."
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"IEPA/WPC/84-011." -- Cover.
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"December 1991."
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"August 1972."
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Includes index.
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Ink on linen. Type of plantings. Unsigned. 95 cm. x 85 cm. Scale: 1"=40' [from photographic copy by Lance Burgharrdt]