846 resultados para Illinois State Geological Survey


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Prepared in cooperation with Bloomington and Normal Sanitary District.

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Issues for 1876- called 1st- and written by C.T. Thomas, but actually 6th- reports in series; issues for -1916 called -18th and written S.A. Forbes, but actually -29th reports in series.

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William S. Gray, John L. Dryer, Rodney H. Brandon, committee to edit the proceedings of the convention.

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Survey conducted in cooperation with the United States Department of Agriculture, Bureau of Soils.

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Cover-title: The woody plants of North-Carolina ...

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"The 1993 Intensive Survey of the Saline River Basin was developed in conjunction with the Illinois Cooperative Intensive Basin Survey Program jointly conducted by IEPA and the Illinois Department of Conservation."

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