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Mineral resources of Alaska, report on progress of investigations in 1928. Mining in the Fortymile district
No abstract available.
Authors
J. B. Mertie
Mineral resources of Alaska, report on progress of investigations in 1928. The Chakachamna-Stony region
No abstract available.
Authors
S. R. Capps
Mineral resources of Alaska: Report on progress of investigations in 1928
No abstract available.
Authors
Philip Sidney Smith
Petrography of the Pioche district, Lincoln County, Nevada
No abstract available.
Authors
J.L. Gillson
Plan of Columbia River: international boundary to Rock Island Rapids (below Wenatchee), Washington
No abstract available.
Authors
H.H. Hodgeson
Preliminary structure contour map of the Bear's Den-Flat Coulee-Whitelash districts North Central, Montana
No abstract available.
Authors
C. E. Erdmann
Quality of water of the Colorado River in 1926-1928
This report gives the results obtained in the continuation of a study of the Colorado River begun in 1925.1 Most of the analyses here given represent composites of daily samples collected by the observers at the gaging stations on the Colorado River at Grand Canyon, Topock, and Yuma, Ariz. The other samples analyzed were taken at Lees Ferry and on tributaries of the Colorado. These stations are op
Authors
C. S. Howard
Recent mining developments in the Creede district, Colorado
No abatract available.
Authors
E. S. Larsen
Revision of the lower Eocene Wilcox flora of the southeastern States, with descriptions of new species, chiefly from Tennessee and Kentucky
No abstract available.
Authors
E. W. Berry
Stream measurement work: Chapter 8 in Seventeenth biennial report of the State Engineer to the governor of Utah: 1929-1930
General stream measurement work looking toward a comprehensive inventory of the water resources of the state has been continued during the biennium by the United States Geological Survey under the usual cooperative agreement with the State Engineer.Since 1909 Utah in company with many other states has made regular legislative appropriations for the purpose of assisting and hastening the determinat
Authors
A.B. Purton