Livingston County surface water resources /

"March, 1969."

Lower Sangamon River Valley : an inventory of the region's resources /

"March 2003."

Lower Des Plaines River basin : an inventory of the region's resources /

"A project of the Critical Trends Assessment Program."

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."

Mobilizing community resources for mental health through recreation; [a conference report. Held at] Allerton House, University of Illinois, Monticello, Illinois, May 23, 24, & 25, 1966.

"A National Institute of Mental Health technical assistance project."

Natural science manual : a manual for preparing the ecological and natural resources portions of highway environmental impact statements /

Includes bibliographies.

Ogle County surface water resources /

"April, 1968."

PLAN-IT EARTH : pairing learners and nature with innovative technology for the environmental assessment of resources, trends, and habitats.

"Illinois."

Piatt County surface water resources /

"January, 1968."

Perry County surface water resources /

"March, 1969."

Prairie parklands : an inventory of the region's resources /

"A project of the critical trends assessment program."

Potential water resources of southern Illinois /

Bibliography: p. 96-97.