University of Illinois Urbana-Champaign

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Showing 9721–9750 of 12,652 items
Thumbnail for Reagents for determinations of trace impurities in water—phase II
Reagents for determinations of trace impurities in water—phase II
Caskey, Albert L.; Antepenko, Richard J.; Swan, Jean C. Lewis

Thumbnail for Public groundwater supplies in McHenry county
Public groundwater supplies in McHenry county
Woller, Dorothy M.; Sanderson, Ellis W.