Illinois; land of Lincoln, inland empire.

Includes music and words of state song.

Infant mortality: Illinois and families with a future target areas.

Description based on: 1988.

Income after taxes in Illinois.

Cover title.

Investigations of six intermittent streams : (Solomon Creek, Otter Creek, Blue Creek, Kaskaskia Ditch, Steward Creek, and Brushy Creek) : April-September 1980.

"February, 1981."

Inventory of public groundwater supply : system deficiencies of urban areas /

Bibliography: p. 4.

Inventory of public surface [water] supply : system deficiencies.

Bibliography: leaf 5.

Integrated management of structural pests in schools, 1994.

Cover title.

Jurisdictional transfer guidelines for highway and street systems.

Cover title.

Lake water quality assessment program : northeastern Illinois lakes /

"The Northeastern Illinois Planning Commission's Natural Resources Dept. conducted the lake assessment data collection effort for the six county northeastern Illinois region." -- P. iii.

Lake water quality assessment program, 1993 : northeastern Illinois lakes /

"January 1995."

Journal of the Illinois Board of Higher Education.

Publication suspended Nov. 1974-Sept. 1976.

Kingery West : analysis of flood mitigation measures, DuPage County.

"DOWR/SES/94-003."

Limnology of Paradise Lake : June-October 1979 /

Cover title.

Limnology of Lake of Egypt : May-October 1979 /

Includes bibliographical references (p. 89-93).

Limnology of Devil's Kitchen Lake : May-October 1979 /

Bibliography: p. 89-93.