Geologic map of the Dorton quadrangle, Pike County, Kentucky
J.L. Barr, Harold H. Arndt
1968, Geologic Quadrangle 713
Aeromagnetic map of the Monson quadrangle, Hampden County, Massachusetts, and Tolland County, Connecticut
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 630
Geologic map of the Lookout Mountain quadrangle, Pinal County, Arizona
Medora Louise Hooper Krieger
1968, Geologic Quadrangle 670
Geologic map of the Saddle Mountain quadrangle, Pinal County, Arizona
Medora Louise Hooper Krieger
1968, Geologic Quadrangle 671
Aeromagnetic map of the Westhampton quadrangle and part of the Woronoco quadrangle, Hampshire County, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 628
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 map of the Swatara Hill quadrangle, Schuylkill and Berks Counties, Pennsylvania
Gordon H. Wood, Thomas M. Kehn
1968, Geologic Quadrangle 689
Transcontinental geophysical survey (35°-39° N): Bouguer gravity map from 112° W longitude to the coast of California
the U.S. Air Force Aeronautical Chart and Information Center
1968, IMAP 532-B
No abstract available....
Geologic map of the Holy Joe Peak quadrangle, Pinal County, Arizona
Medora Louise Hooper Krieger
1968, Geologic Quadrangle 669
Geologic map of the Brandenburg Mountain quadrangle, Pinal County, Arizona
Medora Louise Hooper Krieger
1968, Geologic Quadrangle 668
Geologic map of the Monomoy Point quadrangle, Barnstable County, Cape Cod, Massachusetts
Carl Koteff, Robert N. Oldale, Joseph H. Hartshorn
1968, Geologic Quadrangle 787
Surficial geologic map of the Norwalk South quadrangle, Fairfield County, Connecticut
Harold E. Malde
1968, Geologic Quadrangle 718
Geologic map of the Nicholasville quadrangle, Jessamine and Fayette Counties, Kentucky
William Charles MacQuown
1968, Geologic Quadrangle 767
Bedrock geologic map of the Danielson quadrangle, Windham County, Connecticut
H. Roberta Dixon
1968, Geologic Quadrangle 696
Geologic map of the Lexington East quadrangle, Fayette and Bourbon Counties, Kentucky
William Charles MacQuown, Ernest Dobrovolny
1968, Geologic Quadrangle 683
Geologic map of the Wildie quadrangle, Garrard and Rockcastle Counties, Kentucky
James Louis Gualtieri
1968, Geologic Quadrangle 684
Geologic map of the Clintonville quadrangle, central Kentucky
William Charles MacQuown
1968, Geologic Quadrangle 717
Geologic map of the Cravens quadrangle, Bullitt and Nelson Counties, Kentucky
Warren Lee Peterson
1968, Geologic Quadrangle 737
Geologic map of the Black Ridge quadrangle, Delta and Montrose Counties, Colorado
Wallace R. Hansen
1968, Geologic Quadrangle 747
Geologic map of the McDowell quadrangle, Floyd and Pike Counties, Kentucky
Charles L. Rice
1968, Geologic Quadrangle 732
Geologic map of the Graham quadrangle, western Kentucky
Thomas M. Kehn
1968, Geologic Quadrangle 765
Transcontinental geophysical survey (35°-39° N): Bouguer gravity map from 87° to 100° W longitude
the U.S. Air Force Aeronautical Chart and Information Center
1968, IMAP 534-B
No abstract available....
Aeromagnetic map of the Leicester quadrangle, Worcester County, Massachusetts
Water Resources Division, U.S. Geological Survey
1968, Geophysical Investigations Map 624
No abstract available....
Geologic map of the Bradley Peak quadrangle, Carbon County, Wyoming
Richard W. Bayley
1968, Geologic Quadrangle 773
Geologic map of the Tower City quadrangle, Schuylkill, Dauphin, and Lebanon Counties, Pennsylvania
Gordon H. Wood
1968, Geologic Quadrangle 698
No abstract available....