Great getaways in Illinois : 97 affordable vacation packages.

"1994 1995" on cover.

Handbook of Illinois postsecondary institutions.

Mode of access: Internet.

Groundwater contamination in Illinois /

"February 1982."

Health/Life Safety handbook /

Intended for "Illinois public school districts, regional superintendents, architects and engineers. The Health/Life Safety Facility Handbook is a reference manual for understanding various requirements, processes, and forms used in administering the health/life safety code as referenced in 23 Illinois Administrative Code, Subtitle A, Part 180, Health/Life Safety Code for Public Schools"--Foreword.

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 cancer statistics review.

Latest information consulted: 1986-1998.

Illinois cancer statistics review, 1986-2002 /

"June 2005."