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165626 results.

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Page 6227, results 155651 - 155675

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Fitting curves to cyclic data
W. B. Langbein
1955, Open-File Report 55-91
A common problem in hydrology is to fit a smooth curve to cyclic or periodic data, either to define the most probable values of the data or to test some principle that one wishes to demonstrate.  This study treats of those problems where the length or period of the cycle...
Uranium in the Gas Hills area, Fremont and Natrona Counties, Wyoming
J. D. Love
1955, Open-File Report 55-98
Uranium minerals have been discovered in the Wind River formation of early Eocene age, strata of middle and late Eocene age, and the Thermopolis shale of early Cretaceous age in the Gas Hills area of central Wyoming.  The localities of uranium mineralization were found independently by prospectors and by geologists...
Geology of the Fourmile pegmatite area, Custer County, South Dakota
Jack Allison Redden
1955, Open-File Report 55-145
The Fournile pegmatite area covers 32 sq. mi. in the western part of the Custer pegmatite mining district, Custer County, South Dakota. This area has been one of the major sources of sheet mica in the United States, especially between 1906 and 1911, and it has been a significant source...
Geology of the Du Noir area, Fremont County, Wyoming
William Richard Keefer
1955, Open-File Report 55-81
The Du Noir area includes about 250 square miles in the northwestern part of the Wind River Basin, Fremont County, Wyoming. It is bounded on the south by the Wind River and Warm Spring Creek, which flow along the northeast flank of the Wind River Mountains, and on the north...