Navigation impact study : Illinois River, Pool 26, August 1980 [and] Mississippi River, Pool 9, October 1980 : phase III, task 9 /

"February 27, 1981."

Natural history of the bird-voiced treefrog (Hyla avivoca) and green treefrog (Hyla cinerea) in southern Illinois /

"September 1999."

Natural capital of Illinois /

"July 1996."

Newborn metabolic screening in Illinois, 2005 /

"This publication was supported in part by Grant/Cooperative Agreement Number U50/CCU523303-04 from the U.S. Centers for Disease Control and Prevention. ... "--p. ii.

Mouth of the Mahomet Regional Groundwater Model, Imperial Valley Region of Mason, Tazewell, and Logan Counties, Illinois /

"December 20, 1994."

Northeastern Illinois wetland survey for endangered and threatened birds : a summary of field data, 1980-1989 /

"May 1991."

Non-point source loading of nutrients in Illinois /

Bibliography: p. 30.

Northeastern Illinois 1995 airport system implementation study, priority statement : a staff technical report /

Bibliography: p. 101-105.

Older women in Illinois : the differences they face.

Cover title.

Opportunities for ethanol - gasohol research in Illinois.

Bibliography: p. 49.

Older Adult Services Act (P.A. 093-1031) : report to the General Assembly /

"The initial report contains a summary of work completed in 2005 and the 2006 workplan."

Optimization of traffic signal controls within equilibrium route choice models : final report to Illinois Department of Transpotation/

Cover title.

Osteoporosis in Illinois : analysis of hospital discharge records from 1992 to 1995 /

"December 1997. "

Osteoporosis in Illinois, 2003.

"3/03"--Colophon.

Orientation and operational manual for regional/subregional DD planning committes of the Illinois Governor's Planning Council on Developmental Disabilities.

Cover title.