University of Illinois Urbana-Champaign

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Showing 7501–7530 of 8,774 items
Thumbnail for Practical Guide for Ground-water Sampling
Practical Guide for Ground-water Sampling
Barcelona, Michael J.; Gibb, James P.; Helfrich, John A.; Garske, Edward E.

Thumbnail for Locating educational information in published sources
Locating educational information in published sources
Monroe, Walter Scott; Hamilton, Thomas Tristam; Smith, Vivian Thomas

Thumbnail for Rock wool from Illinois mineral resources
Rock wool from Illinois mineral resources
Lamar, John Everts; Willman, Harold Bowen; Fryling, Charles Frederick; Voskuil, Walter Henry

Thumbnail for Paving brick and paving brick clays of Illinois.
Paving brick and paving brick clays of Illinois.
Rolfe, Charles Wesley; Purdy, Ross C.; Talbot, Arthur Newell; Baker, Ira Osborn