A biological and water quality survey of Sugar Creek and tributaries, Crawford County, Illinois, August-September, 1992 /

"IEPA/WPC/93-063."--Cover.

A Cultural resource survey of the proposed St. Louis Harbor site locations, Madison County, Illinois /

Submitted to the United States Army Corps of Engineers, St. Louis District, in partial fulfillment of Contract #DACW43-81-M-2728.

A Statewide survey regarding attitudes and awareness toward AIDS : for the Illinois Department of Public Health.

"December 5, 1989."

A Statewide survey regarding awareness and attitudes toward AIDS : for the Illinois Department of Public Health.

"September 15, 1988."

A survey of the endangered and threatened plant and animal species of the Joliet Army Ammunition Plant and Joliet Training Area Will County, Illinois /

"March 1994."

A survey of projection activities of selected planning agencies in the State of Illinois : a report to the Illinois Environmental Protection Agency, Division of Air Pollution Control /

"June 1975."

A water quality survey of the Grand Calumet River from the Indiana State line to Burnham, Illinois : the Grand Calumet River portion of segment A-12 Des Plaines/Lake Michigan Basins, April-August, 1978.

Edited by Robert Schacht.

Additions to the Geological Samples Library.

Mode of access: Internet.

Adult literacy in Illinois : results of the State Adult Literacy Survey /

"January 1994."

An historical perspective on Illinois coal resources and production, 1960-1984 /

"September 1985."

An intensive survey of Bear Creek in West-Central Illinois, August-September, 1992 /

"December, 1994."

An intensive survey of Shawnee National Forest region streams of southern Illinois, 1986-1987 /

"IEPA/WPC/90-171."--Cover.

An intensive survey of the Eagle Creek Basin, Saline and Gallatin Counties, Illinois : 1986-1987 /

"March 1988."--Cover.

An intensive survey of the Sugar Creek Basin, Crawford County, Illinois, 1986 /

"IEPA/WPC/88-030."--Cover.

An intensive survey of Otter Creek, Jersey County, Illinois, July, 1992 /

"July, 1993."