Incidence of female breast cancer in Du Page County, Illinois, 1986-1990 /

"July 1992."

Implications of expanding coal production for Illinois' transportation systems /

"March, 1981."

Inventory of Illinois surface water resources /

Title from cover.

Limnology of Cedar Lake, Lake County, Illinois : May-October, 1979.

Cover title.

Limnology of Johnson Sauk Trail Lake, Henry County, Illinois : June-October, 1979.

Cover title.

Limnology of Lincoln Trail Lake, Clark County, Illinois : May-October, 1979.

Cover title.

Limnology of Long Lake, Lake County, Illinois : May-October, 1979.

Cover title.

Limnology of Otter Lake, Macoupin County, Illinois : May-October, 1979.

Cover title.

Limnology of Lake Shabbona, De Kalb County, Illinois : May-October, 1979.

Cover title.

Limnology of Lake Taylorville, Christian County, Illinois : May-October, 1979.

Cover title.

Limnology of Pittsfield City Lake, Pike County, Illinois : May-October, 1979.

Cover title.

Limnology of Round Lake, Lake County, Illinois : May-October, 1979.

On cover: Investigation of Illinois surface waters.

Low-flow frequencies of Illinois streams,

Bibliography: p. 308.

Management of small lakes and ponds in Illinois.

"Revised 1989."

List of public health statutes and Illinois Department of Public Health rules.

Caption title: Rules of the Illinois Department of Public Health.