[030-071] Pre-Cambrian Rocks of Central Colorado: Their Correlation by Means of Heavy Mineral Analyses
Pre-Cambrian Rocks of Central Colorado: Their Correlation by Means of Heavy Mineral Analyses Author: Jahns, Richard H.
[030-070] Exhumed Ordovician Hill Near Joliet
Exhumed Ordovician Hill Near Joliet Author: Fisher, D. Jerome
[030-069] Engineering Aspects of the Geology of the Vienna City Reservoir*
Engineering Aspects of the Geology of the Vienna City Reservoir* Author: Eckblaw, George E.
[030-068] The Recent Impetus to Oil Prospecting in Illinois*
The Recent Impetus to Oil Prospecting in Illinois* Author: Cobee, George V.
[030-067] A Study of the Stratigraphy sea dot Preglacial Topography of the DeKalb and Sycamore Quadrangles
A Study of the Stratigraphy sea dot Preglacial Topography of the DeKalb and Sycamore Quadrangles Author: Caldwell, L.T.
[030-066] The Physiography and Surficial Geology of the Carlinville Quadrangle, Illinois*
The Physiography and Surficial Geology of the Carlinville Quadrangle, Illinois* Author, Ball, John R.
[030-065] The Geography of Strathallan, Scotland
The Geography of Strathallan, Scotland Author: Paterson, Jane E.
[030-064] Colfax-A Corn Belt Village Trading Center
Colfax-A Corn Belt Village Trading Center Author: Odell, Clarence Burt
[030-063] Major Elements in the Geography of Puerto Rico
Major Elements in the Geography of Puerto Rico Author: Haas, W.H.
[030-062] Land Tenure in the Llanos of Venezuela
Land Tenure in the Llanos of Venezuela Author: Crist, Raymond E.