Geologic map of the Bayaney quadrangle, Puerto Rico
A. E. Nelson, O. T. Tobisch
1968, IMAP 525
Geologic map of Fox Mountain quadrangle, Santa Barbara County, California
J. G. Vedder
1968, IMAP 547
Devonian and Mississippian rocks and the date of the Roberts Mountains thrust in the Carlin-Pinon Range area, Nevada
J. Fred Smith Jr., Keith Brindley Ketner
1968, Bulletin 1251-I
No abstract available....
Geochemical cycle of selected trace elements in the tin-tungsten-beryllium district, western Seward Peninsula, Alaska — A reconnaissance study
C.L. Sainsbury, John C. Hamilton, Claude Huffman Jr.
1968, Bulletin 1242-F
No abstract available....
Map showing relation of land and submarine topography, Mississippi Delta to Bahia de Campeche
Elazar Uchupi
1968, IMAP 521
Geologic map of the Nicholasville quadrangle, Jessamine and Fayette Counties, Kentucky
William Charles MacQuown
1968, Geologic Quadrangle 767
Geologic map of the Spencer Hot Springs quadrangle, Lander County, Nevada
Edwin H. McKee
1968, Geologic Quadrangle 770
Reconnaissance geologic map of the Lookout Mountain quadrangle, Crook and Wheeler Counties, Oregon
C.M. Swinney, A. C. Waters, C. P. Miller
1968, IMAP 543
Geologic map of the Gracey quadrangle, Trigg and Christian Counties, Kentucky
Willis H. Nelson, David Arthur Seeland
1968, Geologic Quadrangle 753
Fresh and saline ground-water zones in the Punjab region, West Pakistan
W.V. Swarzenski
1968, Water Supply Paper 1608-I
An extensive program of test drilling and water sampling, undertaken by the Water and Soils Investigation Division (WASID) of the West Pakistan Water and Power Development Authority (WAPDA) to evaluate hydrologic problems related to waterlogging and soil salinity, has furnished data for the delineation of fresh and saline ground-water zones...
Geologic map of the Shirley Basin area, Albany, Carbon, Converse, and Natrona Counties, Wyoming
E.N. Harshman
1968, IMAP 539
Transcontinental geophysical survey (35° - 39° N) geologic map from the East Coast of the United States to 87° W longitude
Ronald Willden, J. C. Reed Jr., J. E. Carlson
1968, IMAP 535-C
No abstract available....
Index of surface-water records to September 30, 1967 - Part 6, Missouri River basin
H.P. Eisenhuth
1968, Circular 576
Geochemical anomalies in the Swales Mountain area, Elko County, Nevada
Keith Brindley Ketner, James George Evans, Thomas D. Hessin
1968, Circular 588
Transcontinental geophysical survey (35°-39° N) seismic refraction profiles of the crust and upper mantle from 100° to 112° W longitude
D. H. Warren
1968, IMAP 533-D
No abstract available....
Ground-water resources of the Appalachian region
Granville G. Wyrick
1968, Hydrologic Atlas 295
Reconnaissance geologic map of the Madras quadrangle, Jefferson and Wasco Counties, Oregon
A. C. Waters
1968, IMAP 555
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...
Geologic map of the Mount Tyndall quadrangle, Custer County, Colorado
M. R. Brock, Q. D. Singewald
1968, Geologic Quadrangle 596
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 Golden Zone mine area, Alaska
C. C. Hawley, Allen L. Clark, J. Alan Benfer
1968, Open-File Report 68-122
The Golden Zone mine area, in the upper Chulitna district, is underlain mainly by siltstone and tuff, volcanic conglomerate and breccia, and limestone. These rocks were invaded, probably in the Tertiary, by dikes and a small stock of porphyry. The ore deposits of the area are the Golden Zone breccia...
Geologic studies, Project Gnome, Eddy County, New Mexico
L.M. Gard Jr.
1968, Professional Paper 589
Recent gastropod boreholes and Ordovician cylindrical borings
M.R. Carriker, E. L. Yochelson
1968, Professional Paper 593-B
Geologic map of the northern half of the Black Mountain quadrangle, Nye County, Nevada
C.L. Rogers, E. B. Ekren, D. C. Noble, J. E. Weir
1968, IMAP 545
Radioactive waste dilution in the Clinch River, eastern Tennessee
P.H. Carrigan Jr.
1968, Professional Paper 433-G