University of Illinois Urbana-Champaign

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Showing 181–210 of 1,036 items
Thumbnail for How to read Illinois topographic maps.
How to read Illinois topographic maps.
Steinfeldt, Joel A.; Blanford, Frederick J.; Simpson, Troy J.; Frankie, Wayne T.; Killey, Myrna M.

Thumbnail for Sand and gravel resources of Mason County, Illinois
Sand and gravel resources of Mason County, Illinois
Labotka, Theodore C.; Hester, Norman C.

Thumbnail for Waste Management Study of Foundries Major Waste Streams: Phase II
Waste Management Study of Foundries Major Waste Streams: Phase II
McKinley, Marvin D.; Jefcoat, Irvin A.; Herz, William J.; Frederick, Christopher L.