University of Illinois Urbana-Champaign

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Showing 1081–1110 of 11,381 items
Thumbnail for Design of a plain concrete arch
Design of a plain concrete arch
Wold, Charles Abraham

Thumbnail for Nitrogen in the Nation's Rain
Nitrogen in the Nation's Rain
National Atmospheric Deposition Program

Thumbnail for Upper Des Plaines River area assessment
Upper Des Plaines River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division