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Page 415, results 10351 - 10375

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Permafrost and ground-water conditions in the Glennallen area, Alaska
Donald R. Nichols
1956, Open-File Report 56-91
This report is an outgrowth of permafrost and geologic field studies now in progress in the southeastern Copper River basin, Alaska and is in response to inquiries for information on permafrost and ground-water conditions. Various private and governmental groups have encountered severe differential settlement of building foundations on permafrost, and...
Summary of reconnaissance for radioactive deposits in Alaska, 1945-1954, and an appraisal of Alaskan uranium possibilities
Helmuth Wedow Jr.
1956, Trace Elements Investigations 577
In the period 1945-1954 over 100 investigations for radioactive source materials were made in Alaska. The nature of these investigations ranged from field examinations of individual prospects or the laboratory analysis of significantly radioactive samples submitted by prospectors to reconnaissance studies of large districts. In this period no deposits of...
Radiometric traverse along the Yukon River from Fort Yukon to Ruby, Alaska, 1949
Max G. White, John M. Stevens, John J. Matzko
1956, Trace Elements Memorandum 357
In 1949, a radiometric traverse was made of rocks exposed along the banks of and near the Yukon River about Fort Yukon to Ruby, Alaska. Granitic rocks of Tertiary age and of Devonian or Carboniferous age and sandstone beds of Cretaceous age gave the highest readings obtained in the...
Preliminary geologic map and structure sections of the Shaktolik River area, Alaska
William W. Patton Jr., Robert S. Bickel
1955, Open-File Report 55-134
The U.S. Geological Survey began stratigraphic and structural studies in the southern half of the Koyukuk Cretaceous basin in 1954. During June 1954, the Shaktolik River was traversed by boat from near the confluence of Brass Pan Creek to Norton Sound. All cutback exposures along the river were examined and,...
Preliminary geologic evaluation of the Chena area, Alaska
John R. Williams
1955, Open-File Report 55-198
It seems fitting at this session of the Alaska Science Conference, the first to be held in the Fairbanks area, to give a preliminary summary of the practical results of a geologic investigation of the Chena area east of Fairbanks. The work was done by the Geological Survey in 1950....