Surficial geologic map of the West Torrington quadrangle, Litchfield County, Connecticut
Roger B. Colton
1968, Geologic Quadrangle 727
Bedrock geologic map of the Danielson quadrangle, Windham County, Connecticut
H. Roberta Dixon
1968, Geologic Quadrangle 696
Geologic map of the Pleasant Ridge quadrangle, Ohio and Daviess Counties, Kentucky
Gus H. Goudarzi, Avery E. Smith
1968, Geologic Quadrangle 766
Geologic map of the Hartford quadrangle, Ohio County, Kentucky
Gus H. Goudarzi
1968, Geologic Quadrangle 741
Geologic map of the Johnetta quadrangle, Rockcastle and Jackson Counties, Kentucky
James Louis Gualtieri
1968, Geologic Quadrangle 685
Geologic map of the Panola quadrangle, Estill and Madison Counties, Kentucky
Robert C. Greene
1968, Geologic Quadrangle 686
Geologic map of the Moberly quadrangle, Madison and Estill Counties, Kentucky
Robert C. Greene
1968, Geologic Quadrangle 664
Geologic map of the Wildie quadrangle, Garrard and Rockcastle Counties, Kentucky
James Louis Gualtieri
1968, Geologic Quadrangle 684
Geologic map of the Black Ridge quadrangle, Delta and Montrose Counties, Colorado
Wallace R. Hansen
1968, Geologic Quadrangle 747
Geologic map of the Salvisa quadrangle, central Kentucky
Earle Rupert Cressman
1968, Geologic Quadrangle 760
Geologic map of the McDowell quadrangle, Floyd and Pike Counties, Kentucky
Charles L. Rice
1968, Geologic Quadrangle 732
Bedrock geologic map of the Meriden quadrangle, New Haven, Hartford, and Middlesex Counties, Connecticut
P.M. Hanshaw
1968, Geologic Quadrangle 738
Geologic map of the Banty Point quadrangle, Rio Blanco County, Colorado
Henry L. Cullins, John R. Dyni
1968, Geologic Quadrangle 703
Surficial geologic map of the Danielson quadrangle, Windham County, Connecticut
Allan D. Randall, Fred Pessl
1968, Geologic Quadrangle 660
Transcontinental geophysical survey (35°-39° N): Bouguer gravity map from 74° to 87° W longitude
the U.S. Air Force Aeronautical Chart and Information Center
1968, IMAP 535-B
No abstract available....
Geologic map of the Leatherwood quadrangle, southeastern Kentucky
Harold J. Prostka, Victor M. Seiders
1968, Geologic Quadrangle 723
Geologic map of the Heath quadrangle, Massachusetts and Vermont
Norman L. Hatch, Joseph H. Hartshorn
1968, Geologic Quadrangle 735
No abstract available....
Geologic map of the Ezel quadrangle, Morgan and Menifee Counties, Kentucky
G. N. Pipiringos, S.C. Bergman, Virgil A. Trent
1968, Geologic Quadrangle 721
Geologic map of the Frankfort East quadrangle, Franklin and Woodford Counties, Kentucky
John S. Pomeroy
1968, Geologic Quadrangle 707
Geologic map of the Camp Desert Rock quadrangle, Nye County, Nevada
E. Neal Hinrichs
1968, Geologic Quadrangle 726
Geologic map of the Pat O'Hara Mountain quadrangle, Park County, Wyoming
William Gamewell Pierce, Willis H. Nelson
1968, Geologic Quadrangle 755
Geologic map of the Bramwell quadrangle, West Virginia-Virginia
Kenneth John Englund
1968, Geologic Quadrangle 745
Geologic map of the Mount Tyndall quadrangle, Custer County, Colorado
M. R. Brock, Q. D. Singewald
1968, Geologic Quadrangle 596
Geologic map of the Riepetown quadrangle, White Pine County, Nevada
Arnold Leslie Brokaw, Patrick James Barosh
1968, Geologic Quadrangle 758
Bouguer gravity map of parts of Maricopa, Pima, Pinal, and Yuma Counties, Arizona
D. L. Peterson
1968, Geophysical Investigations Map 615
No abstract available....