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Page 6293, results 157301 - 157325

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Investigations of fluvial sediments of the Niobrara River near Valentine, Nebraska
Bruce R. Colby, D.Q. Matejka, David Wellington Hubbell
1953, Circular 205
This report contains results of observations that were made from the time when a natural constriction was formed in the Niobrara River near Valentine, Nebr., to the time when it was widened by high flows. After the constriction was widened, insufficient turbulence was developed to suspend most of the sediment....
Water-power resources of Crystal River, Colorado
Fred Forrest Lawrence
1953, Circular 292
The Crystal River drains the western slope of the Elk Mountains, a relatively small range in the southern Rocky Mountain province, and flows into the Roaring Fork 13 miles southeast of Glenwood Springs, Colo. The lower 7 miles of the valley is cultivated, but upstream from this stretch the valley...
A fluorimeter for solutions
Mary H. Fletcher, E. Ray Warner
1953, Circular 311
description of and complete drawings for the construction of a fluorimeter for the measurement of fluorescence of solutions are given. The instrument is sturdy and versatile. It may be used with various phototubes and measuring devices. It is constructed so that phototubes and filters may be changed readily. Sensitivity is...