University of Illinois Urbana-Champaign

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Showing 61–90 of 1,628 items
Thumbnail for Studies on the Biology of the Upper Illinois River
Studies on the Biology of the Upper Illinois River
Forbes, Stephen A.; Richardson, R.E.

Thumbnail for The Orchard Birds of an Illinois Summer
The Orchard Birds of an Illinois Summer
Forbes, Stephen Alfred; Gross, Alfred O.

Thumbnail for Some Recent Changes in Illinois River Biology
Some Recent Changes in Illinois River Biology
Forbes, Stephen Alfred; Richardson, R.E.

Thumbnail for The corn bill-bugs in Illinois
The corn bill-bugs in Illinois
Forbes, Stephen Alfred

Thumbnail for INHS Reports, July/August 1998
INHS Reports, July/August 1998
Illinois Natural History Survey