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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.

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Patuxent folio, Maryland-District of Columbia

The Patuxent quadrangle lies between parallel 38° 30' and 39° north latitude and meridians 76° 30' and 77° west longitude.  It includes one-fourth of a square dgeree of the earth's surface and contains 931.5 square miles.  From north to south it measures 34.5 miles and from east to west the mean distance is 27 miles, the width being 27.1 miles along the southern and 29.6 miles along the northern b
Authors
George Burbank Shattuck, Benjamin LeRoy Miller, Arthur Bibbins

Penobscot Bay folio, Maine

No abstract available.
Authors
George Otis Smith, Edson Sunderland Bastin, Charles Wilson Brown

Petroleum at Controller Bay

No abstract available.
Authors
G. C. Martin

Pisgah folio, North Carolina-South Carolina

No abstract available.
Authors
Arthur Keith

Pollution of Illinois and Mississippi Rivers by Chicago sewage, a digest of the testimony taken in the case of the State of Missouri v. the State of Illinois and the Sanitary District of Chicago

The testimony taken in the suit of the State of Missouri against the State of Illinois and the sanitary district of Chicago comprises the best symposium on river pollution, its biological and chemical aspects, and its general and special sanitary significance that has ever been assembled. The contentions of both parties to the suit' are supported by the most eminently qualified men in the United S
Authors
Marshall O. Leighton

Preliminary account of Goldfield, Bullfrog, and other mining districts in southern Nevada

No abstract available.
Authors
F. L. Ransome, George H. Garrey, William H. Emmons

Preliminary report on the Santa Maria oil district, Santa Barbara County, California

No abstract available.
Authors
Ralph Arnold, Robert van Vleck Anderson

Rate of recession of Niagara falls, accompanied by a report on the survey of the crest

No abstract available.
Authors
Grove Karl Gilbert, William Carvel Hall

Reconnaissance in the Matanuska and Talkeetna Basins, Alaska, with notes on the placers of the adjacent region

No abstract available.
Authors
Sidney Paige, Adolph Knopf

Reconnaissance on the Pacific coast from Yakutat to Alsek River

No abstract available.
Authors
Eliot Blackwelder

Report on progress of investigations of mineral resources of Alaska in 1906

No abstract available.
Authors
Alfred H. Brooks

Results of primary triangulation and primary traverse, fiscal year 1905-6

No abstract available.
Authors
Samuel Stinson Gannett