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Publication Extents

Not all publications have extents, not all extents are completely accurate
Summary appraisals of the nation's ground-water resources – Upper Mississippi region
R. M. Bloyd
1975, Professional Paper 813-B
The Upper Mississippi Region in general is rich in water-surface water is plentiful, and ground water is a large, important, and manageable resource. Total potable water in storage in the outwash and alluvial aquifers of the Mississippi River valley and the subbasins is about 45,000 billion gallons. This is about...
Summary appraisals of the nation's ground-water resources – Rio Grande region
S. W. West, W. L. Broadhurst
1975, Professional Paper 813-D
The Rio Grande is an interstate and international stream which begins in high mountains of Colorado, flows across New Mexico, and forms the boundary between Texas and Mexico. Precipitation ranges from 8 inches (20 em) to more than 30 inches (76 em), but irrigation is required for growing crops throughout...
Post-Carboniferous stratigraphy, northeastern Alaska
R. L. Detterman, H. N. Reiser, W. P. Brosge, J.T. Dutro Jr.
1975, Professional Paper 886
Post-Carboniferous sedimentary rocks exposed in northeastern Alaska constitute an almost continuous sequence representing all systems from Permian to Quaternary. Because the rocks are well exposed, only slightly deformed, and very fossiliferous, they comprise an important biostratigraphic reference section. Regional and local unconformities are present, and minor hiatuses can be identified...