Groundwater contamination in Illinois /

"February 1982."

Historical industrial waste disposal practices in Winnebago County, Illinois : 1870-1980 /

"HWRIC RR 011" -- cover.

Health systems plans in Illinois : a comparative analysis /

Cover title: Hsp analysis: an analysis of health systems plans in Illinois.

Historical assessment of hazardous waste management in Madison and St. Clair counties, Illinois, 1890-1980 /

"HWRIC RR 030."

Hydrogeology of the Green River Lowland and associated bedrock valleys in Northwestern Illinois /

Includes bibliographical references (p. 19-20).

Hydrogeology of shallow groundwater resources, Kane County, Illinois /

Includes bibliographical references (p. 29-33).

Hydrogeologic evaluation of sand and gravel aquifers for municipal groundwater supplies in East-Central Illinois /

"Prepared in cooperation with the Illinois Department of Transportation. Division of Water Resources."

Illinois : a bibliography.

Revision by Vivian H. Howard and Margaret Herman.

Hydrometeorology of heavy rainstorms in Chicago and northeastern Illinois : phase 1, historical studies /

Bibliography: p. 62-63.

Illinois campaign financing act : manual of instructions.

Cover title.

Illinois capital plan : fiscal year ...

"... highlights the condition of the state's capital facilities and assets, describes the capital grant programs currently funded, identifies projects recommended for funding in fiscal year 1990, and assesses the impact of program, state, and national trends on future capital needs."--Letter of transmittal.

Illinois election laws.

Description based on: 1908.

Illinois geology from space /

Cover title.

Illinois drought of 1999-2000 /

Cover title.

Illinois groundwater : a vital geologic resource /

Includes bibliographical references (p. 56-57).