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Science Quality and Integrity

The USGS provides unbiased, objective, and impartial scientific information upon which our audiences, including resource managers, planners, and other entities, rely.

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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: 83829

The Eagle River region, southeastern Alaska

No abstract available.
Authors
Adolph Knopf

The earthquakes at Yakutat Bay, Alaska, in September, 1899

No abstract available.
Authors
R. S. Tarr, Lawrence Martin, G. K. Gilbert

The gabbros and associated rocks at Preston, Connecticut

No abstract available.
Authors
G. F. Loughlin

The mining districts of the Western United States

No abstract available.
Authors
James M. Hill, Waldemar Lindgren

The New Madrid earthquake

No abstract available.
Authors
Myron Leslie Fuller

The Onondaga fauna of the Allegheny region

No abstract available.
Authors
Edward Martin Kindle

The Rampart and Hot Springs regions

No abstract available.
Authors
H. M. Eakin

The Ruby placer district

No abstract available.
Authors
A. G. Maddren

The Sitka mining district, Alaska

No abstract available.
Authors
Adolph Knopf

The Taral and Bremner River districts

No abstract available.
Authors
F. H. Moffit

The underground waters of southwestern Ohio, with a discussion of the chemical character of the waters

No abstract available.
Authors
Myron Leslie Fuller, F.G. Clapp, Richard B. Dole

Thirty-third annual report of the Director of the United States Geological Survey

The appropriations for the work of the United States Geological Survey for the fiscal year 1911-12 comprised items amounting to $1,507,920. The plan of operations was approved by the Secretary of the Interior and a detailed statement of the work of the several branches and divisions of the Survey is presented on later pages of this report.
Authors
George Otis Smith