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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.

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Contributions to economic geology (short papers and preliminary reports), 1927: Part I - Metals and nonmetals except fuels

The Geological Survey's "Contributions to economic geology" are published in two parts, one including papers on metals and nonmetals except fuels and the other including papers on mineral fuels. As the subtitle indicates, most of the papers in these volumes are of three classes (1) short papers describing as thoroughly as conditions will permit areas or deposits on which no other report is likely
Authors
Gerald Francis Loughlin, George Rogers Mansfield

Contributions to the geography of the United States, 1926

No abstract available.
Authors
Marius R. Campbell

Contributions to the hydrology of the United States, 1926

No abstract available.
Authors
Nathan C. Grover

Forty-eighth annual report of the Director of the Geological Survey

The appropriations made directly for the work of the Geological Survey for the fiscal year 1927 included 10 items, amounting to $1,819,440. In addition $81,000 was appropriated for printing the reports of the Geological Survey, and $11,000 for miscellaneous printing and binding, and an allotment of $13,707 for miscellaneous supplies was made from appropriations for the Interior Department. A detai
Authors
George Otis Smith

Geology and ore deposits of the Leadville mining district, Colorado

Adequate treatment of so large and so extensively developed a district as that of Leadville necessitates a voluminous report, in which the practical questions of prime interest to the commercial world can not be systematically answered until the data on which they depend are discussed. Many readers will no doubt wish to turn at once to the chapter on ore reserves, which will give them an appraisal
Authors
S. F. Emmons, J.D. Irving, G. F. Loughlin

Geology and ore deposits of the Mogollon mining district, New Mexico

No abstract available.
Authors
Henry Gardiner Ferguson

Geology of No. 3 reservoir site of the Carlsbad Irrigation Project, New Mexico, with respect to water-tightness

No abstract available.
Authors
O. E. Meinzer, B. C. Renick, Kirk Bryan

Geology of the Cat Creek and Devils Basin oil fields and adjacent areas in Montana

No abstract available.
Authors
Frank Reeves
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