[015-53] Man and Topography in Southwestern Wisconsin
Possible Horizons for Oil and Gas in Northeastern Illinois Author: Blanchard, W.O.
[015-52] Possible Horizons for Oil and Gas in Northeastern Illinois
Possible Horizons for Oil and Gas in Northeastern Illinois Author: Grant, U.S.
[015-51] Coal Resources of Southern Illinois Counties Just North of the Ozark Outlier
Coal Resources of Southern Illinois Counties Just North of the Ozark Outlier Author: Lathrop, W.G.
[015-49] The Hennepin Canal
The Hennepin Canal Author: Buzzard, Robert G.
[015-48] A Few Criticisms of the Illinois State Course of Study in Geography
A Few Criticisms of the Illinois State Course of Study in Geography Author: Cooper, C.E.
[015-47] The Teaching of Geography in the High School
The Teaching of Geography in the High School Author: Brown, V.I.
[015-46] Illinois Coal as a Source of Smokeless Fuel
Illinois Coal as a Source of Smokeless Fuel Author: Parr, S.W.
[015-45] Effect of Lunar Gravity Upon a Quartz Thread Balance
Effect of Lunar Gravity Upon a Quartz Thread Balance Author: Hartsough, R.C.
[015-44] The Effect of Short Electromagnetic Waves on a Beam of Cathode Rays
The Effect of Short Electromagnetic Waves on a Beam of Cathode Rays Author: Lapp, C.J.
[015-43] A Method of Determination of Dielectric Constants
A Method of Determination of Dielectric Constants Author: Carman, A.P, and G.T. Lorance