Semilla Sandstone, a new member of the Mancos Shale in the southeastern part of the San Juan Basin, New Mexico
C. H. Dane, Erle G. Kauffman, William Aubrey Cobban
1968, Bulletin 1254-F
Geologic map of the Monongahela quadrangle, southwestern Pennsylvania
John B. Roen, Bion H. Kent, Stanley P. Schweinfurth
1968, Geologic Quadrangle 743
Cretaceous and lower Tertiary stratigraphy of the Naranjito and Aguas Buenas quadrangles and adjacent areas, Puerto Rico
Maurice Henry Pease Jr.
1968, Bulletin 1253
Floods on Johns and Craig Creeks in Craig County, Virginia
Donald H. Rapp
1968, Hydrologic Atlas 326
Aeromagnetic map of the Goshen quadrangle and part of the Ashfield quadrangle, Franklin and Hampshire Counties, Massachusetts
Water Resources Division U.S. Geological Survey
1968, Geophysical Investigations Map 626
Reconnaissance geologic map of the Lookout Mountain quadrangle, Crook and Wheeler Counties, Oregon
C.M. Swinney, A. G. Waters, C.P. Miller
1968, IMAP 543
Geologic map of the Adjuntas quadrangle, Puerto Rico
P.H. Mattson
1968, IMAP 519
Aeromagnetic map of the McNair-Grand Portage area, northeastern Minnesota
C. L. Kruger (compiler)
1968, Open-File Report 68-287
No abstract available. ...
Summary of results from a trip February 6-March 5, 1966, to B'ir Idimah, Jabal Ashirah, and As Sarat Mountains, Saudi Arabia
William Courtney Overstreet
1968, Open-File Report 68-210
Distribution of beryllium, tin, and tungsten in the Lake George area, Colorado
C.C. Hawley, Wallace R. Griffitts
1968, Circular 597
Complex ore deposits are spatially associated with granitic bodies of Precambrian age in the Lake George area, Colorado. They include greisens that contain high concentrations of beryllium and subordinate amounts of tin, tungsten, and other metals associated with the Redskin Granite. Scheelite deposits in calc-silicate rocks and greisen deposits near Tappan Mountain...
Effects of the earthquake of March 27, 1964, on the Alaska highway system
Reuben Kachadoorian
1968, Professional Paper 545-C
The great earthquake that struck Alaska about 5:36 p.m., Alaska standard time, Friday, March 27, 1964 (03:36:1.3.0, Greenwich mean time, March 28, 1964), severely crippled the highway system in the south-central part of the State. All the major highways and most secondary roads were impaired. Damage totaled more than $46...
Preliminary results of a trip October 30-December 21, 1965, to the area between Sha'ya and Jabal Bani Bisqan, Saudi Arabia, together with a synopsis of mineral reconnaissance in the Asir quadrangle
William Courtney Overstreet
1968, Open-File Report 68-209
Geologic map of the Tower City quadrangle, Schuylkill, Dauphin, and Lebanon Counties, Pennsylvania
Gordon H. Wood Jr.
1968, Geologic Quadrangle 698
No abstract available....
Map showing location of subbottom acoustic profiles in San Francisco Bay from Bay Farm Island westward toward Hunter's Point filed with the National Oceanographic Data Center
Water Resources Division U.S. Geological Survey
1968, Open-File Report 68-304
No abstract available. ...
The Mt. Montro kyanite deposit, Grand Bassa County, Liberia
S. Anthony Stanin, Bismark R. Cooper
1968, Open-File Report 68-258
The Mt. Montro kyanite deposit, 14 miles north of Buchanan, Grand Bassa County, Liberia, is near the middle of a belt of kyanite-bearing gneisses and schists that is 9 miles long and 1 mile wide. The deposit, which seems to be the most persistent and the largest single body of...
Aeromagnetic map of Monitor Valley and vicinity, Lander and Eureka Counties, Nevada
Water Resources Division U.S. Geological Survey
1968, Open-File Report 69-292
No abstract available....
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....
Geologic interpretation of reconnaissance aeromagnetic survey of northeastern Alaska
William Peters Brosge, Earl E. Brabb, E.R. King
1968, Open-File Report 68-23
Aeromagnetic surveys of Naval Petroleum Reserve No. 4 (Woolson and others, 1962) and of a 900-square-mile area near Fairbands (Andreasen and others, 1964) are the only published aeromagnetic reports on northeastern Alaska.Several total intensity aeromagnetic profiles, primarily over the Yukon Flats in the central part of the area shown on...
Use of water by riparian vegetation, Cottonwood Wash, Arizona
James E. Bowie, William Kam
1968, Water Supply Paper 1858
The change in water use as a result of the modification of riparian vegetation was measured in Cottonwood Wash, Mohave County, Ariz. A 4.1-mile length of the stream channel was selected and divided into a 2.6-mile upper reach and a 1.5-mile lower reach. Measurements of streamflow, ground-water levels, vegetation, and...
Aeromagnetic map of the Webster quadrangle, Worcester County, Massachusetts and Windham County, Connecticut
Water Resources Division U.S. Geological Survey
1968, Geophysical Investigations Map 634
No abstract available....
Availability of ground water in the Oakton quadrangle, and part of the Wolf Island quadrangle in Jackson Purchase region, Kentucky
Arnold J. Hansen Jr.
1968, Hydrologic Atlas 182
No abstract available....
Availability of palynological material from Naval Petroleum Reserve No.4, III: East Oumalik Test Well No. 1
Richard W. Scott Jr.
1968, Open-File Report 68-239
No abstract available. ...
Monthly surface-water inflow to Chesapeake Bay
Conrad D. Bue
1968, Open-File Report 68-29
This report presents a convenient and rapid means of estimating, on either a monthly or a yearly basis, the inflow from surface streams to Chesapeake Bay. The method was developed as a working base for the release entitled "Estimated stream discharge entering Chesapeake Bay" prepared by the U. S. Geological...
A geologic and mineral reconnaissance by helicopter in a part of the Tihamat Ash Sham quadrangle, Saudi Arabia
Virgil A. Trent
1968, Open-File Report 68-272
No abstract available. ...
Availability of palynological material from Naval Petroleum Reserve No.4, V: Oumalik test well no. 1
Richard W. Scott Jr.
1968, Open-File Report 68-241
No abstract available....