Αποτελέσματα αναζήτησης

1

Floras of the Pocono formation and Price sandstone in parts of Pennsylvania, Maryland, West Virginia, and Virginia /

ανά Read, C. B.
Washington : United States Department of the Interior, Geological Survey, 1955

Κυβερνητικό Έγγραφο Βιβλίο

2

Stratigraphy of the Chattanooga Shale (Upper Devonian and Lower Mississippian) in vicinity of Big Stone Gap, Wise County, Virginia : a lithic description and gamma-ray log of a cla...

ανά Kepferle, Roy Clark, 1926-, Potter, Paul Edwin, Pryor, Wayne Arthur, Stenbeck, Thomas V.
[Reston, Va.] : United States Department of the Interior, Geological Survey, 1981

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Κυβερνητικό Έγγραφο Βιβλίο

3

Stratigraphic cross sections for the Upper Mississippian-Middle Pennsylvanian units of Buchanan and Dickenson Counties, southwest Virginia /

Charlottesville, Va. : Commonwealth of Virginia, Dept. of Conservation and Economic Development, Division of Mineral Resources, 1982

Κυβερνητικό Έγγραφο Βιβλίο

4

Stratigraphy of the Chattanooga Shale (Upper Devonian and Lower Mississippian) in vicinity of Big Stone Gap, Wise County, Virginia : a lithic description and gamma-ray log of a cla...

ανά Kepferle, Roy Clark, 1926-, Potter, Paul Edwin, Pryor, Wayne Arthur
Washington : U.S. Govt. Print. Off. : For sale by the Supt. of Docs., GPO, 1981