Complete Bouguer gravity anomaly map of the area north of the Grand Canyon in Arizona
Peter Popenoe
1968, Open-File Report 68-216
Geologic map of the Wagon Wheel Gap fluorspar district, Colorado
T. A. Steven
1968, Open-File Report 68-259
Geology of the Marquette and Sands quadrangles, Marquette County, Michigan
J. E. Gair, R.E. Thaden
1968, Professional Paper 397
Summary report on the geology and mineral resources of the Bering Sea, Bogoslof, Simeonof, Semidi, Tixedni, St. Lazaria, Hazy Islands, and Forrester Island National Wildlife Refuges, Alaska
Edward Huntington Cobb, A. A. Wanek, Arthur Grantz, Claire Carter
1968, Bulletin 1260-K
Water resources and surficial geology of the Homer area, south-central Alaska
Roger M. Waller, Alvin J. Feulner, Donald Arthur Morris
1968, Hydrologic Atlas 187
No abstract available....
Geology and water resources of the Hibbing area, northeastern Minnesota
Gerald F. Lindholm
1968, Hydrologic Atlas 280
No abstract available....
Ground-water resources of Chowan County, North Carolina
Orville B. Lloyd
1968, Hydrologic Atlas 292
Availability of ground water in the Hickman quadrangle, Kentucky-Missouri-Tennessee
T. William Lambert
1968, Hydrologic Atlas 181
No abstract available....
Average annual precipitation and runoff in north coastal California
S. E. Rantz
1968, Hydrologic Atlas 298
No abstract available....
Water resources of the Mustinka and Bois de Sioux Rivers watershed, west-central Minnesota
R.W. Maclay, Thomas C. Winter, L. E. Bidwell
1968, Hydrologic Atlas 272
The Mustinka and Bois de Sioux Rivers watershed is mantled by till deposits with scattered sand deposits. The west-central and northwestern part of the watershed was covered by Glacial Lake Agassiz and the resulting land surface is a flat, lake-washed till plain. Patches and ridges of sand scattered throughout the lake...
Tertiary aquifers in the Mississippi embayment, with discussions of quality of the water
R. L. Hosman, A. T. Long, T. W. Lambert, H. G. Jeffery
1968, Professional Paper 448-D
No abstract available....
Availability of ground water in the parts of the Wickliffe and Wickliffe NW quadrangles in Jackson Purchase region, Kentucky
T. William Lambert
1968, Hydrologic Atlas 185
No abstract available....
Water resources of the Mississippi Headwaters Watershed, North-central Minnesota
Edward L. Oakes, L. E. Bidwell
1968, Hydrologic Atlas 278
The Mississippi Headwaters watershed is a 7,608 square mile area in north-central Minnesota which includes all land drained by the Mississippi River above the Crow Wing River. From its source in Lake Itasca, 1,460 feet above mean sea level, the Mississippi River follows a semicircular 376 mile course to where it...
Aeromagnetic map of the Wales quadrangle, Hampden and Worcester Counties, Massachusetts and Tolland County, Connecticut
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 633
No abstract available....
Aerial infrared reconnaissance of the Steamboat Springs area, Nevada
Robert M. Moxham, Gordon W. Greene
1968, Open-File Report 69-176
Preliminary structure map of the northern part of the Piceance Creek basin, Colorado, and preliminary isopach map of the interval between the B-groove and orange marker of the Green River Formation, northern part of the Piceance Creek basin, Colorado
John R. Dyni
1968, Open-File Report 68-92
No abstract available....
Aerial infrared surveys at The Geysers geothermal steam field, California
Robert M. Moxham
1968, Open-File Report 68-191
No abstract available....
Subsurface data on thicknesses and distribution of some Upper Jurassic formations in adjacent parts of Texas, Louisiana, and Arkansas
Kendell A. Dickinson
1968, Open-File Report 68-74
Aeromagnetic map of the Kabetogama Lake-Grassy Lake area, St. Louis County, Minnesota
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 616
No abstract available....
Reconnaissance geologic map of the Preston quadrangle, southeastern Idaho
Steven S. Oriel, Lucian B. Platt
1968, Open-File Report 68-205
Mineral investigations in the Al Aqiq area, Saudi Arabia
Virgil A. Trent
1968, Open-File Report 68-273
No abstract available. ...
Mineral resources of the Appalachian region
Water Resources Division, U.S. Geological Survey, U.S. Bureau of Mines
1968, Professional Paper 580
No abstract available....
Surficial geologic map of Yucca Flat, Nye and Lincoln Counties, Nevada
A.T. Fernald, G.S. Corchary, W.P. Williams
1968, IMAP 550
Geologic map of the Huachuca and Mustang Mountains, southeastern Arizona
P. T. Hayes, R.B. Raup
1968, IMAP 509
Geologic map of the Monongahela quadrangle, southwestern Pennsylvania
John B. Roen, Bion H. Kent, Stanley P. Schweinfurth
1968, Geologic Quadrangle 743