University of Illinois Urbana-Champaign

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Showing 1291–1320 of 1,805 items
Thumbnail for Engineering and legal aspects of land drainage in Illinois.
Engineering and legal aspects of land drainage in Illinois.
Pickels, George Wellington; Leonard, Frank Bonner, b. 1891.

Thumbnail for Year-book for 1909
Year-book for 1909
Illinois State Geological Survey