[023-30] The Floating Principle in Ore Formation
The Floating Principle in Ore Formation Author: Stansfield, John
[023-29] On the Geology of Champaign County
On the Geology of Champaign County Author: Savage, T.E.
[023-28] The Stratigraphy of the Middle Devonian of the Tennessee Basin
The Stratigraphy of the Middle Devonian of the Tennessee Basin Author: Peoples, Joe Webb
[023-27] Coal Ball Floras of Illinois
Coal Ball Floras of Illinois Author: Noe, A.C.
[023-26] Notes on the Pennsylvanian Rocks of Jasper County, Illinois
Notes on the Pennsylvanian Rocks of Jasper County, Illinois Author: Needham, C. E.
[023-25] Accelerated Slacking Tests of Some Illinois Coals
Accelerated Slacking Tests of Some Illinois Coals Author: Mitchell, D.R.
[023-24] The Archaeology of the Chicago Area
The Archaeology of the Chicago Area Author: Krogmen, Wilton Marion
[023-23] The Hydrology of Industrial and Municipal Water Supplies in Illinois
The Hydrology of Industrial and Municipal Water Supplies in Illinois Author: Gerber, Winfred D.
[023-22] Channel Deposits of the Pleasant View Sandstone in Western Illinois*
Channel Deposits of the Pleasant View Sandstone in Western Illinois* Author: Ekblaw, Sydney E.
[023-21] Some Evidences of Incipient Stages of Lake Chicago*
Some Evidences of Incipient Stages of Lake Chicago* Author: Ekblaw, George E.