Illinois mineral industry 1993-1996 and a report on water resources of Illinois /

Includes bibliographical references (p. 40-41)

Illinois Institute of Natural Resources project list : January 1, 1981.

Includes index.

Illinois water resources : an overview /

Cover title.

Inventory of Illinois surface water resources /

Title from cover.

Jo Daviess County surface water resources /

"June, 1971."

Kane County surface water resources /

"April 1968."

Kankakee County surface water resources /

"March, 1968."

Livingston County surface water resources /

"March, 1969."

McHenry County surface water resources /

Bibliography: p. 69-71.

Madison County surface water resources /

"January, 1970."

Menard County surface water resources /

"February, 1969."

Morgan County surface water resources /

"March, 1970."

Ogle County surface water resources /

"April, 1968."

Piatt County surface water resources /

"January, 1968."

Perry County surface water resources /

"March, 1969."