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Page 6312, results 157776 - 157800

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Preliminary report on the Nelson and Radovan copper prospects, Nizina district, Alaska
C.J. Sainsbury
1952, Open-File Report 52-134
Renewed copper exploration by Alaska Copper Mines, Incorporated, at the Nelson and Radovan prospects, Nizina district, Alaska, led the Geological Survey in 1951 to map in detail the Nelson fault block, and to re-examine the old workings. In addition, two new prospects were studied. The Nelson fault block is cut by...
Stratigraphic sections of the Phosphoria formation measured and sampled in 1951
Thomas McGiffin Cheney, J.A. Peterson, M.A. Warner, R.A. Smart, R.G. Waring, R.P. Sheldon
1952, Open-File Report 52-23
The first four of a series of reports giving detailed stratigraphic sections and analyses of samples of the Phosphoria formation in the western phosphate field as described and sampled by the U. S. Geological Survey will soon be published as Circulars 208 through 211. Because of the needs of industry...
A magnetic anomaly near Bear Lake, Houghton County, Michigan
James C. Wright
1952, Open-File Report 52-169
A large magnetic anomaly of unknown origin occurs about 1 1/2 miles east of Bear Lake, Houghton County, Michigan, in secs. 24 and 258 T. 56 N., R. 34 W. The occurrence is isolated in an area of very weakly magnetic rocks and has special geologic interest because it is...
Geology of the Alaska-Juneau lode system, Alaska
William Stephens Twenhofel
1952, Open-File Report 52-160
The Alaska-Juneau lode system for many years was one of the worlds leading gold-producing areas. Total production from the years 1893 to 1946 has amounted to about 94 million dollars, with principal values in contained gold but with some silver and lead values. The principal mine is the Alaska-Juneau mine,...
Preliminary report on the Passamaquoddy bedrock survey, July-August, 1951
William Ogden Smith, J. E. Upson
1952, Open-File Report 52-140
In order to understand the results of the Passamaquoddy bedrock survey and the details of the method of obtaining them, it is desirable to have, in outline, a general idea of the methods and their application. In this part of the report a general account of the operation will be...
Floods of 1950 in the Red River of the North and Winnipeg River basins
Water Resources Division, U.S. Geological Survey
1952, Water Supply Paper 1137-B
The floods of April-July 1950 in the Red River of the North and Winnipeg River Basins were the largest that have occurred in several decades and caused the greatest damage that the flooded area has ever sustained. Five lives were lost in the United States, owing to causes directly connected...
Flood of August 1950 in the Waimea area, Kauai, Hawaii
R.K. Chun
1952, Water Supply Paper 1137-C
On August 15-18, 1950, Waimea River on the island of Kauai, T. H., had one of the severest floods in its history as a result of torrential rains, caused by a storm associated with the only typhoon ever recorded in the proximity of the Hawaiian Archipelego.  At one rainfall station...