The air quality and economic implications of supplementary control systems in Illinois /

Bibliography: p. 90-92.

The demand for energy in the Illinois coal market /

"ILENR/RE-ER-89/10."

The economic effects of underground mining upon land used for Illinois agriculture /

"February 1985."

The crime-- : a glimpse at the workings of the Illinois State Police : Division of Forensic Services.

"01/99"--Colophon.

The crime : a glimpse at the workings of the Illinois State Police : Division of Forensic Services.

"7/07"--Colophon.

The economic impact of section 21 (H) of the Environmental Protection Act of the State of Illinois, proposed regulation R80-19 /

Project no.: 80.244.

The economic impact on Illinois of Wisconsin's rule to reduce SO emissions /

Cover title.

The crime : a glimpse at the workings of the Illinois State Police, Division of Forensic Services /

"5/10"--Colophon.

The Basics--street sweeping in Illinois /

Cover title.

The economic impact of alternative cyanide standards in Illinois /

"Project no. 20.065."

The fresh-water mussels of Illinois,

Includes index.

The freshwater mussels (Bivalvia:Unionidae) of the Fox River Basin, Illinois and Wisconsin /

"November 2004" -- t.p.

The ground skink, scincella lateralis, in Illinois : range and possible recent history /

"September 2006."

The Illinois and Michigan Canal, 1827-1911 : a selection of documents from the Illinois State Archives : teacher's manual /

Accompanied by 50 facsimile reproductions of documents (36 cm.) in case.

The Evolution of national health policy and the Illinois health care delivery system.

Prepared by the Illinois Health Care Cost Containment Council.