Geologic map of the Quality quadrangle, Butler and Logan Counties, Kentucky
Benjamin Gildersleeve
1968, Geologic Quadrangle 673
Geologic map of the Black Ridge quadrangle, Delta and Montrose Counties, Colorado
Wallace R. Hansen
1968, Geologic Quadrangle 747
Geologic map of the Holy Joe Peak quadrangle, Pinal County, Arizona
Medora Louise Hooper Krieger
1968, Geologic Quadrangle 669
Geologic map of part of the Owensboro East quadrangle in Daviess County, Kentucky
William D. Johnson, Avery E. Smith
1968, Geologic Quadrangle 751
Geologic map of the Mount Tyndall quadrangle, Custer County, Colorado
M. R. Brock, Q. D. Singewald
1968, Geologic Quadrangle 596
Geologic map of the Shirley Basin area, Albany, Carbon, Converse, and Natrona Counties, Wyoming
E.N. Harshman
1968, IMAP 539
Index of surface-water records to September 30, 1967 - Part 6, Missouri River basin
H.P. Eisenhuth
1968, Circular 576
Floods on Chenango River and Canasawacta Creek at Norwich, New York
Stephen Hladio
1968, Hydrologic Atlas 297
Summary of the geology and ground-water resources of Pitt County, North Carolina
C. T. Sumsion
1968, Hydrologic Atlas 291
The Poison Ridge volcanic center and related mineralization, Grand and Jackson Counties, Colorado
Douglas M. Kinney, G. A. Izett, R.U. King, R. B. Taylor
1968, Circular 594
Ground-water geology of Kordofan Province, Sudan
Harry G. Rodis, Abdulla Hassan, Lutfi Wahadan
1968, Water Supply Paper 1757-J
For much of Kordofan Province, surface-water supplies collected and stored in hafirs, fulas, and tebeldi trees are almost completely appropriated for present needs, and water from wells must serve as the base for future economic and cultural development. This report describes the results of a reconnaissance hydrogeologic investigation of the...
Reconnaissance investigations of the discharge and water quality of the Amazon River
Roy Edwin Oltman
1968, Circular 552
Selected published estimates of the discharge of Amazon River in the vicinity of Obidos and the mouth are presented to show the great variance of available information. The most reasonable estimates prepared by those who measured some parameters of the flow were studied by Maurice Parde, who concluded that the...
Effect of increased pumping of ground water in the Fairfield-New Baltimore area, Ohio - a prediction by analog-model study
A. M. Spieker
1968, Professional Paper 605-C
Geology of southwestern North Park and vicinity, Colorado
William James Hail Jr.
1968, Bulletin 1257
Geology of part of the Alder Creek mining district, Custer County, Idaho
Willis H. Nelson, Clyde Polhemus Ross
1968, Bulletin 1252-A
Atlantic Continental Shelf and Slope of the United States - Physiography and sediments of the deep-sea basin
R. M. Pratt
1968, Professional Paper 529-B
Supplementary bibliography on eelgrass, Zostera marina
C. Peter McRoy, Ronald C. Phillips
1968, Special Scientific Report - Wildlife 114
The Kinnikinic Quartzite of central Idaho - redefinition and subdivision
S. W. Hobbs, William Henry Hays, Reuben James Ross Jr.
1968, Bulletin 1254-J
Geology of the Comstock-Indian Wells area, Val Verde, Terrell, and Brewster Counties, Texas
V. L. Freeman
1968, Professional Paper 594-K
No abstract available....
Geology of the igneous rocks of the Spanish Peaks region, Colorado
R. B. Johnson
1968, Professional Paper 594-G
No abstract available....
Compaction of sediments underlying areas of land subsidence in central California
R.H. Meade
1968, Professional Paper 497-D
Water resources data for Wisconsin, 1967; Part 1. Surface water records and Part 2. Water quality records
Water Resources Division, U.S. Geological Survey
1968, Water Data Report WI-67-1-2
Geological Survey research 1968, Chapter A
Water Resources Division, U.S. Geological Survey
1968, Professional Paper 600-A
Geology of the Mockingbird Gap quadrangle, Lincoln and Socorro Counties, New Mexico
G.O. Bachman
1968, Professional Paper 594-J
Geologic studies, Project Gnome, Eddy County, New Mexico
L.M. Gard Jr.
1968, Professional Paper 589