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Pre-Pennsylvanian rocks along the Front Range of Colorado

John Charles Maher

1950, Oil and Gas Investigation Chart 39

Subsurface stratigraphy of Paleozoic rocks in southeastern Montana and adjacent parts of Wyoming and South Dakota

Constance Leatherock

1950, Oil and Gas Investigation Chart 40

Geology and mineral deposits of the Cartersville district, Georgia

Thomas L. Kesler

1950, Professional Paper 224

Growth series of ostracodes from the Permian of Texas

I. G. Sohn

1950, Professional Paper 221-C

Geology and geography of the Zion Park region, Utah and Arizona

Herbert E. Gregory

1950, Professional Paper 220

Progress of geologic work in Iron and Dickinson Counties, Michigan

Carl E. Dutton

1950, Circular 84

Reconnaissance of the geology and ground-water hydrology of the Laramie Basin, Wyoming, with special reference to the Laramie and Little Laramie River valleys

Robert Thomas Littleton

1950, Circular 80

Configuration of the bedrock surface of the District of Columbia and vicinity

N. H. Darton

1950, Professional Paper 217

Geology and ground-water hydrology of the Heart River irrigation project and the Dickinson area, North Dakota

Paul C. Tychsen, Herbert A. Swenson

1950, Circular 34

The Heart River irrigation project, in southwestern North Dakota, lies in the Missouri Plateau section of the Great Plains physiographic province, which extends from the Missouri escarpment to and beyond the western border of the State. The area ranges in altitude from 1,620 to 2,275 feet and locally has strong...

Mica and beryl pegmatites in Idaho and Montana

W.C. Stoll

1950, Professional Paper 229

Cretaceous plants from southwestern Colorado

Roland W. Brown

1950, Professional Paper 221-D

Mica deposits in Minas Gerais, Brazil

William Thomas Pecora, M. R. Klepper, D. M. Larrabee, A. L. M. Barbosa, Resk Frayha

1950, Bulletin 964-C

Geologic map of the central part of the Batesville manganese district Independence and Izard Counties, Arkansas

J.A. Straczek, D.M. Kinney

1950, Miscellaneous Field Studies Map 1

Volcanic activity in the Aleutian arc

R.R. Coats

1950, Bulletin 974-B

Geology and ground-water hydrology of the Lake Hefner area in Oklahoma County, Oklahoma

P.E. Dennis

1950, Open-File Report 50-68

Water levels in observation wells in Santa Barbara County, California, in 1949

H.D. Wilson Jr.

1950, Open-File Report 50-110

Memorandum on geologic reconnaissance of six sites for water wells, western part of Navajo Counties, Arizona

H.A. Whitcomb, C.A. Repenning

1950, Open-File Report 50-108

Water-resources investigations in the United States

C. G. Paulsen

1950, Open-File Report 50-90

Estimated use of ground water in the United States, 1945

W.F. Guyton

1950, Open-File Report 50-74

Some aspects of the water supply in the South Coastal Basin, California

H.C. Troxell, J. F. Poland

1950, Open-File Report 50-102

Hydrologic reconnaissance of the Green River in Utah and Colorado

H. E. Thomas

1950, Open-File Report 50-99

Tables of well records in the Palmer-Wasilla region of the Matanuska Valley, Alaska

Frank Trainer

1950, Open-File Report 50-100

Ground-water conditions in the Rincon and Mesilla Valleys and adjacent areas in New Mexico

C.S. Conover

1950, Open-File Report 50-66

Ground-water conditions in the vicinity of the Veterans Hospital, Castle Point, Dutchess County, New York

M.L. Brashears Jr.

1950, Open-File Report 50-1

Total intensity aeromagnetic map of Wabash County, Indiana

William J. Dempsey, John R. Henderson Jr., R. T. Duffner

1950, Geophysical Investigations Map 32

No abstract available....