University of Illinois Urbana-Champaign

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Showing 4921–4950 of 7,273 items
Thumbnail for Bituminous coal storage practice
Bituminous coal storage practice
Stoek, Harry Harkness; Hippard, Clemence William

Thumbnail for Preliminary Report on the Ground-Water Resources of the Havana Region in
Preliminary Report on the Ground-Water Resources of the Havana Region in
Walker, William H.; Bergstrom, Robert Edward; Walton, William Clarence

Thumbnail for Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Illinois State Geological Survey; Kay, Fred Hall; Brokaw, Albert Dudley; St. Clair, Stuart; Butts, Charles