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Publication Extents

Not all publications have extents, not all extents are completely accurate
The composition of muds from Columbus Marsh, Nevada
W.B. Hicks
1915, Professional Paper 95-A
The investigation of the dry lake of Columbus Marsh, in Nevada, which had for its economic motive the discovery of potash, was continued by the United States Geological Survey during the summer of 1913 under the supervision of Hoyt S. Gale. The work done included the drilling of a shallow...
Geology of the pitchblende ores of Colorado
Edson S. Bastin
1915, Professional Paper 90-A
The large amount of public interest that has recently been manifested in radium because of the apparent cures of cancer effected by certain of its emanations makes it desirable to place before the public as promptly as possible all available information in regard to the occurrence of the minerals from...
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...