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Reports

Browse more than 82,000 reports authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.

Filter Total Items: 83895

Mineral resources of Alaska: Report on progress of investigations in 1928

No abstract available.
Authors
Philip Sidney Smith

Notes on the geology of upper Nizina River

No abstract available.
Authors
F. H. Moffit

Petrography of the Pioche district, Lincoln County, Nevada

No abstract available.
Authors
J.L. Gillson

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
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