Circulars, 1930- | University of Illinois Archives
Series Number: 45/1/812
Volume: 1.3 cubic feet
Available for use at:
|Archives Research Center, 1707 S. Orchard||1-|
Description: Circulars, or research reports on the mineral and chemical content of water, climatology availability and content of water in Illinois counties and studies of Illinois rivers. Some circulars are less technical in their content than Bulletins and Reports of Investigations.