Study of emotionally disturbed children : who were in the state mental hospitals of the Department of Mental Health or the institutions of the Illinois Youth Commission on June 30, 1964 /

"November, 1967."

The challenge of the sesquicentennial: organization and planning.

Cover title.

The Illinois Commerce commission : structure and activities : a staff report.

Mode of access: Internet.

[Illinois Central Gulf Railroad accident October 30, 1972] : joint report to Governor Richard B. Ogilvie from Illinois Dept. of Transportation and Illinois Commerce Commission.

Mode of access: Internet.

Annual report of Illinois Commerce Commission.

Latest issue consulted: 35th (July 1, 1951-June 30, 1952).

Martinsville : report of the Illinois Low-Level Radioactive Waste Disposal Siting Commission on its inquiry into the Martinsville alternative site /

Includes bibliographical references.

The Youth Commission act and related materials classified to Illinois revised statutes, 1957, Illinois Attorney General's Opinions, 1953- 1957, and Illinois Supreme Court Reports.

Mode of access: Internet.

1990 census housing units and population by race and Spanish origin for northeastern Illinois municipalities, counties, townships, and Chicago community areas, with selected 1980 statistics.

Chiefly tables.

A report to the Illinois General Assembly concerning the status of Illinois utility compliance with Section 8-402.1 of the Public Utilities Act, 111. Rev. Stat. 1991, ch. 111 2/3, sec. 8-402.1.

"December 31, 1992."--Cover letter.

A study of the dispatch of electric generating units in Illinois /

"March 1985." -- Cover.

Airports in Northeastern Illinois : an analysis of facilities and usage /

On cover: Airport system plan.

Ameren Illinois Power Company workforce adequacy analysis report /

"December 2008"--Colophon.

Ameren Central Illinois Light Company workforce adequacy analysis report /

"December 2008"--Colophon.

Ameren Central Illinois Public Service Company workforce adequacy analysis report /

"December 2008"--Colophon.

An analytical history of state regulation of gas and electric utilities in Illinois /

Caption title.