University of Illinois Urbana-Champaign

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Showing 4141–4170 of 13,650 items
Thumbnail for Peoria-Pekin Regional Ground-Water Quality Assessment
Peoria-Pekin Regional Ground-Water Quality Assessment
Burch, Stephen L.; Kelly, Douglas J.

Thumbnail for Annual register. 1923-24
Annual register. 1923-24
University of Illinois at Urbana-Champaign

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