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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 underground waters of Gila Valley, Arizona

No abstract available.
Authors
Willis Thomas Lee

The United States Geological Survey, its origin, development, organization, and operations

The United States Geological Survey, in the Department of the Interior, was created by act of Congress approved March 3, 1879, so that March 3, 1904, marks the completion of the twenty-fifth year of its existence. The quarter-century anniversary happens to fall near the date set for the opening of the Louisiana Purchase Exposition at St. Louis, at which the Survey will make an exhibit. It is hoped
Authors

The water powers of Texas

No abstract available.
Authors
T.U. Taylor
By
Oklahoma-Texas Water Science Center

Underground waters of southern Louisiana, with discussions of their uses for water supplies and for rice irrigation

No abstract available.
Authors
Gilbert Dennison Harris, Myron Leslie Fuller

Water powers of Alabama, with an Appendix on stream measurements in Mississippi

No abstract available.
Authors
Benjamin Mortimer Hall

Water resources of the Philadelphia district

The area included in the Philadelphia district lies between 39° 45' and 40° 15' north latitude and 75° and 75° 30' west longitude. It has a length of 34.50 miles from north to south and a width of 26.53 miles from east to west, and covers one-fourth of a square degree, which is equivalent, in that latitude, to, about 915.25 square miles. It is mapped on the Germantown, Norristown, Philadelphia, an
Authors
Florence Bascom
By
Water Resources Mission Area, Pennsylvania Water Science Center

Water resources of the Salinas Valley, California

No abstract available.
Authors
Homer Hamlin

Zinc and lead deposits of northern Arkansas

The field work on which this report is based was carried on during the months of July, August, and September, 1902. The writer was assisted by Prof. A. H. Purdue, of the University of Arkansas, and Mr. Ernest F. Burchard. The larger portion of the time was used in the detailed examination and study of the Yellville quadrangle, which is between 36° and 36° 30' and meridians 92° 30' and 93°, and emb
Authors
George I. Adams, A. H. Purdue, E. F. Burchard, E. O. Ulrich

A study of the fauna of the Hamilton formation of the Cayuga Lake section in central New York

No abstract available.
Authors
Herdman Fitzgerald Cleland

Alexandria folio, South Dakota

No abstract available.
Authors
James Edward Todd, Charles Monroe Hall

Bibliography and index of North American geology, paleontology, petrology, and mineralogy, for the year 1902

No abstract available.
Authors
Fred Boughton Weeks

Brownsville-Connellsville folio, Pennsylvania

No abstract available.
Authors
Marius Robinson Campbell