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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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Ground water supplies of the Camden area, New Jersey

This report is one of several setting forth the results of investigations as to the safe yield of the principal water-bearing formations in certain parts of New Jersey, carried on cooperatively by the New Jersey Department of Conservation and Development and the United States Geological Survey. Other areas in which similar studies have been made are the Atlantic City area; the Asbury Park area; th
Authors
David G. Thompson
By
New Jersey Water Science Center

Index of analyses of natural waters in the United States, 1926 to 1931

No abstract available.
Authors
W. D. Collins, C. S. Howard
By
Water Resources Mission Area, California Water Science Center

Lower Triassic ammonoids of North America

No abstract available.
Authors
J.P. Smith

Mineral resources of Alaska, report on progress of investigations in 1929. Mineral industry of Alaska in 1929 and administrative report

No abstract available.
Authors
P. S. Smith

Mineral resources of Alaska, report on progress of investigations in 1929. The Lake Clark-Mulchatna region

No abstract available.
Authors
S. R. Capps

Mineral resources of Alaska, report on progress of investigations in 1929. The occurrence of gypsum at Iyoukeen Cove, Chichagof Island, Alaska

No abstract available.
Authors
Benjamin Duane Stewart

Mineral resources of Alaska, report on progress of investigations in 1929. The Slana district, upper Copper River region

No abstract available.
Authors
F. H. Moffit

Mineral resources of Alaska: Report on progress of investigation in 1929

No abstract available.
Authors
Philip Sidney Smith

Mineralogy of drill cores from the potash field of New Mexico and Texas

The potash field of southeastern New Mexico and adjacent parts of Texas is confined to the southern part of the Permian salt basin, covering about 40,000 square miles. The potash and associated minerals lie in a body of Permian halite, whose top is at least several hundred feet below the present surface. The material described in this report was obtained from drill cores and well 'cuttings. All th
Authors
Waldemar Theodore Schaller, Edward Porter Henderson

Mining in the Circle district

No abstract available.
Authors
J. B. Mertie

Nitrate deposits of the United States

No abstract available.
Authors
George Rogers Mansfield, Leona Boardman

Outline of methods for estimating ground-water supplies

No abstract available.
Authors
O. E. Meinzer
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