University of Illinois Urbana-Champaign

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Showing 1951–1980 of 7,437 items
Thumbnail for Chemical and isotopic database for McHenry County study on groundwater quality and land use
Chemical and isotopic database for McHenry County study on groundwater quality and land use
Hwang, Hue-Hwa; Panno, Samuel V.; Hackley, Keith C.; Walgren, Drew

Thumbnail for Hydronic heating and cooling with valance units
Hydronic heating and cooling with valance units
Harris, Warren Skinner; Laschober, Robert R.