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Publication Extents

Not all publications have extents, not all extents are completely accurate
Botanical Evidence of the Modern History of Nisqually Glacier, Washington
Robert S. Sigafoos, E. L. Hendricks
1961, Professional Paper 387-A
A knowledge of the areas once occupied by mountain glaciers reveals at least part of the past behavior of these glaciers. From this behavior, inferences of past climate can be drawn. The maximum advance of Nisqually Glacier in the last thousand years was located, and retreat from this point is...
Short papers in the geologic and hydrologic sciences; Articles 1-146
Water Resources Division, U.S. Geological Survey
1961, Professional Paper 424-B
The scientific and economic results of work by the United States Geological Survey during the fiscal year 1961, the 12 months ending June 30, 1961, will be summarized in four volumes of which this is the first. This volume includes 146 short papers on a variety of subjects in the...
Ash-flow tuffs: Their origin, geologic relations, and identification
Clarence S. Ross, Robert L. Smith
1961, Professional Paper 366
Pyroclastic materials, which are interpreted as having been deposited by flowage as a suspension of ash in volcanic gas, are becoming widely recognized as major geologic episodes. These may be unconsolidated, indurated by partial welding, or welded into a compact rock. Many students are working on these materials and the...