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Not all publications have extents, not all extents are completely accurate
Gravel deposits of the Caddo Gap and De Queen quadrangles, Arkansas
Hugh D. Miser, Albert Homer Purdue
1919, Bulletin 690-B
Several thick deposits of gravel are widely distributed along the north edge of the Gulf Coastal Plain, of which a narrow belt is embraced in the southern parts of the Caddo Gap and De Queen quadrangles, Ark. This belt is shown on Plate I, and its location is shown on...
The Kantishna region, Alaska
Stephen Reid Capps
1919, Bulletin 687
The Kantishna, region as here defined is bordered on the south by the crest of the Alaska Range, on the north by Tanana River, on the east by Nenana River, and on the west by lower Kantishna River and one of its main headward tributaries, McKinley Fork. (See fig. 1.) In...
Relation of the Wissahickon mica gneiss to the Shenandoah limestone and Octoraro schist of the Doe Run and Avondale region, Chester County, Pennsylvania
Eleanora F. Bliss, Anna I. Jonas
1917, Professional Paper 98-B
The region discussed in this paper lies in Chester County, Pa., and is included in the eastern half of the Coatesville quadrangle. (See fig. 3.) It is within the belt of crystal-line schists and gneisses of the Piedmont Plateau. The northern half of the area, which will be called the...
Relations of the Embar and Chugwater formations in central Wyoming
D. Dale Condit
1917, Professional Paper 98-O
The information set forth in this chapter was obtained in field work during the seasons of 1913 and 1915. During 1913 the writer was engaged in the detailed mapping of the phosphate beds of the Ember formation on the northeast slope of the Wind River Mountains and in the Owl...
Revision of the Beckwith and Bear River formations of southeastern Idaho
G. R. Mansfield, P. V. Roundy
1917, Professional Paper 98-G
In the detailed geologic mapping of the Wayan and Montpelier quadrangles, in south-eastern Idaho and adjacent territory, it has been found necessary to apply new names to strata hitherto referred to the Beckwith and Bear River formations or to portions of the Laramie as mapped by the Hayden Survey. The...
Colorado River and its utilization
Eugene Clyde La Rue, Nathan C. Grover
1916, Water Supply Paper 395
The region traversed by the Colorado and its tributaries is for many reasons of intense interest to the people of the United States. Here was the home of that forgotten people of which there is almost no record except the hieroglyphics on the rocks, the ruins of their irrigation systems,...
Erosion and sedimentation in Chesapeake Bay around the mouth of Choptank River
J. Fred Hunter
1915, Professional Paper 90-B
With the unfolding of geologic knowledge during the last century the processes of denudation, transportation of sediments, and sedimentation have become better understood, and to some extent their relative effects in bringing about the present configuration of the earth's surface have been determined. The nature of these processes has been...
Contributions to the stratigraphy of southwestern Colorado
Whitman Cross, E. S. Larsen Jr.
1915, Professional Paper 90-E
In the course of field work of the United States Geological Survey in the San Juan region of Colorado observations have been made in the last three seasons that considerably extend our knowledge of the great stratigraphic break below the La Plata sandstone, which is currently assumed to be of...
Dike rocks of the Apishapa quadrangle, Colorado
Whitman Cross
1915, Professional Paper 90-C
The Apishapa quadrangle, the geographic relations of which are shown by Plate IV, is situated on the plains south of Arkansas River, in Colorado, about 24 miles east of the mountain front. The geology of the Pueblo, Walsenburg, Spanish Peaks, and Elmoro quadrangles, adjoining it on the northwest, west, southwest,...