Transcontinental geophysical survey (35° - 39° N) geologic map from 87° to 100° W longitude
Ronald Willden, J. E. Carlson
1968, IMAP 534-C
No abstract available....
Geological Survey research 1968, Chapter A
Water Resources Division, U.S. Geological Survey
1968, Professional Paper 600-A
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
Compaction of sediments underlying areas of land subsidence in central California
R.H. Meade
1968, Professional Paper 497-D
Geologic maps of anthracite-bearing rocks in the west-central part of the southern anthracite field, Pennsylvania, western area
G.H. Wood Jr., J. P. Trexler
1968, IMAP 529
Geology of the igneous rocks of the Spanish Peaks region, Colorado
R. B. Johnson
1968, Professional Paper 594-G
No abstract available....
Correlation and nomenclature of some Triassic and Jurassic rocks in south-central Wyoming
G. N. Pipiringos
1968, Professional Paper 594-D
Radioactive waste dilution in the Clinch River, eastern Tennessee
P.H. Carrigan Jr.
1968, Professional Paper 433-G
Geologic map of the Huachuca and Mustang Mountains, southeastern Arizona
P. T. Hayes, R.B. Raup
1968, IMAP 509
Aeromagnetic map of the Worcester South quadrangle, Worcester County, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 623
No abstract available....
Aeromagnetic map of the Worthington quadrangle and parts of the Plainfield and Peru quadrangles, Berkshire and Hampshire Counties, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 627
No abstract available....
Bouguer gravity map of parts of Maricopa, Pima, Pinal, and Yuma Counties, Arizona
D. L. Peterson
1968, Geophysical Investigations Map 615
No abstract available....
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....
Aeromagnetic map of the Warren quadrangle, Worcester, Hampden, and Hampshire Counties, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 620
No abstract available....
Aeromagnetic map of the Springfield North quadrangle, Hampden and Hampshire Counties, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 618
No abstract available....
Aeromagnetic map of the Springfield South quadrangle, Hampden County, Massachusetts, and Hartford and Tolland Counties, Connecticut
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 632
No abstract available....
Transcontinental geophysical survey (35°-39° N) geologic map from 100° to 112° W longitude
J. E. Carlson, Ronald Willden
1968, IMAP 533-C
No abstract available....
Transcontinental geophysical survey (35°-39° N) geologic map from 112° W longitude to the coast of California
J. E. Carlson, Ronald Willden
1968, IMAP 532-C
No abstract available....
Aeromagnetic map of the Palmer quadrangle, Hampden, Hampshire, and Worcester Counties, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 617
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....
Aeromagnetic map of the East Brookfield quadrangle, Worcester County, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 621
No abstract available....
Geologic map of the Olney quadrangle, Caldwell and Hopkins Counties, Kentucky
Robert Denny Trace, Thomas M. Kehn
1968, Geologic Quadrangle 742
Surficial geologic map of Yucca Flat, Nye and Lincoln Counties, Nevada
A.T. Fernald, G.S. Corchary, W.P. Williams
1968, IMAP 550
Metallic mineral resources map of the Shungnak Quadrangle, Alaska
1968, Open-File Report 68-56
No abstract available. ...
Metallic mineral resources map of the Ruby Quadrangle, Alaska
1968, Open-File Report 68-55
No abstract available. ...