Bouguer gravity map of parts of Maricopa, Pima, Pinal, and Yuma Counties, Arizona
D. L. Peterson
1968, Geophysical Investigations Map 615
No abstract available....
Geologic map of the Quality quadrangle, Butler and Logan Counties, Kentucky
Benjamin Gildersleeve
1968, Geologic Quadrangle 673
Geologic map of parts of the Majestic-Hurley and Wharncliffe quadrangles, Pike County, Kentucky
William F. Outerbridge
1968, Geologic Quadrangle 748
No abstract available....
Geologic map of the Valley View quadrangle, Schuylkill and Northumberland Counties, Pennsylvania
J. Peter Trexler, Gordon H. Wood
1968, Geologic Quadrangle 699
No abstract available....
Geologic map of the Lykens quadrangle, Dauphin, Schuylkill, and Lebanon Counties, Pennsylvania
J. Peter Trexler, Gordon H. Wood
1968, Geologic Quadrangle 701
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 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
No abstract available....
Geologic map of the Klingerstown quadrangle, Northumberland, Schuylkill, and Dauphin Counties, Pennsylvania
J. Peter Trexler, Gordon H. Wood
1968, Geologic Quadrangle 700
Geologic map of part of the Johnson Hollow quadrangle, Trigg County, Kentucky
Harry Klemic, George E. Ulrich, Samuel L. Moore
1968, Geologic Quadrangle 722
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 Cobb quadrangle, Trigg and Caldwell Counties, Kentucky
David A. Seeland
1968, Geologic Quadrangle 710
Geologic map of the Banty Point quadrangle, Rio Blanco County, Colorado
Henry L. Cullins, John R. Dyni
1968, Geologic Quadrangle 703
Geologic map of the Oak Level quadrangle, Western Kentucky
Wilds W. Olive, R. W. Davis
1968, Geologic Quadrangle 744
Geologic map of the Mine Mountain quadrangle, Nye County, Nevada
Paul P. Orkild
1968, Geologic Quadrangle 746
Geologic map of the Pine Grove quadrangle, Schuylkill, Lebanon, and Berks Counties, Pennsylvania
Gordon H. Wood, Thomas M. Kehn
1968, Geologic Quadrangle 691
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 the Durham quadrangle, Middlesex and New Haven Counties, Connecticut
Howard E. Simpson
1968, Geologic Quadrangle 756
Geologic map of the Graham quadrangle, western Kentucky
Thomas M. Kehn
1968, Geologic Quadrangle 765
Surficial geologic map of the Ashaway quadrangle, Connecticut-Rhode Island
John Phillip Schafer
1968, Geologic Quadrangle 712
Geologic map of the Muddy Gap quadrangle, Carbon County, Wyoming
Mitchell W. Reynolds
1968, Geologic Quadrangle 771
Geologic map of the Shepherdsville quadrangle, Bullitt County, Kentucky
Roy Clark Kepferle
1968, Geologic Quadrangle 740
Geologic map of the Bramwell quadrangle, West Virginia-Virginia
Kenneth John Englund
1968, Geologic Quadrangle 745
Geologic map of the Whiskey Peak quadrangle, Carbon, Fremont, and Sweetwater Counties, Wyoming
Mitchell W. Reynolds
1968, Geologic Quadrangle 772
No abstract available....
Geologic map of the Spencer Hot Springs quadrangle, Lander County, Nevada
Edwin H. McKee
1968, Geologic Quadrangle 770
Geologic map of the Johnetta quadrangle, Rockcastle and Jackson Counties, Kentucky
James Louis Gualtieri
1968, Geologic Quadrangle 685