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Publication Extents

Not all publications have extents, not all extents are completely accurate
Availability of ground water at the border stations at Laurier and Ferry, Washington
Kenneth Lyle Walters
1960, Circular 422
In the Laurier area, Washington, the Kettle River has cut into crystalline rocks in the deepest part of the valley. Sand and gravel fill were deposited in the valley during Pleistocene time by melt water from glaciers, and subsequent erosion and alluviation formed three terrace levels. The highest level, on...
Zones and zonal variations in welded ash flows
R. L. Smith
1960, Professional Paper 354-F
Welded tuffs are recognized as special parts of ash flows, other pyroclastic flows, or, more rarely, air-fall deposits. Ash flows may be emplaced at any temperature below a maximum eruption temperature. Those emplaced above a minimum welding temperature may show any and all degrees of welding and crystallization. ...