Groundwater contamination in Illinois /

"February 1982."

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

"HWRIC RR 011" -- cover.

Hispanic identification in the Illinois State Cancer Registry /

"June 1998."

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

"HWRIC RR 030."

Historical topographic quadrangles of : Indiana, Iowa, Kentucky, Michigan, Missouri, Wisconsin held by the Illinois State Library.

Cover title.

Illinois : state of art and mind.

Title from cover.

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

Bibliography: p. 62-63.

Illinois authors on the Illinois State Library building.

Contains brief biographical sketches of the 35 authors whose names are etched into the Illinois State Library's fourth floor frieze.

Illinois crafts '81 : a competitive exhibition of contemporary crafts, March 8-April 19, 1981, Illinois State Museum, Springfield.

Mode of access: Internet.

Illinois furbearer trapping survey.

Cover title.

Illinois Department of Transportation county highway and county traffic maps held by the Illinois State Library.

"April 2005."

Illinois health news : Illinois State Board of Health official monthly bulletin.

Title from cover.

Illinois Natural History Survey bulletin.

Each volume also has a distinctive title.

Illinois Natural History Survey annual report. highlights.

Do not confuse with the Annual report of the chief, Illinois Natural History Survey Division.

Illinois State water plan 1981 progress report /

Mode of access: Internet.