Harvesting the River
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Home > Archives > Images and Photographs> Map showing zones of heavy pollution in 1950 from industrial sources near Chicago and in Peoria. It shows a small area of clear water south of the mouth of the Sangamon River north of Beardstown.

 

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Map showing zones of heavy pollution in 1950 from industrial sources near Chicago and in Peoria. It shows a small area of clear water south of the mouth of the Sangamon River north of Beardstown.

Map showing zones of heavy pollution in 1950 from industrial sources near Chicago and in Peoria. It shows a small area of clear water south of the mouth of the Sangamon River north of Beardstown.
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