University of Illinois Urbana-Champaign

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Showing 9901–9930 of 51,071 items
Thumbnail for A Method for Estimating Groundwater Contribution Areas for Illinois Nature Preserves
A Method for Estimating Groundwater Contribution Areas for Illinois Nature Preserves
Locke, Randall; Miner, James; Sinclair, Sean; Anliker, Mark A.; Pociask, Geoffrey; Robinson, Bonnie; Dey, William S.

Thumbnail for Neogene grabens in southernmost Illinois
Neogene grabens in southernmost Illinois
Nelson, W. John; McBride, John H.

Thumbnail for The Madeira-Mamoré railway
The Madeira-Mamoré railway
Bennitt, Ralph Anderson