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Thickness of Upper Cretaceous rocks from the top of the Niobrara Formation to the base of the Fox Hills Sandstone, Powder River basin, Wyoming and Montana

Open-File Report 87-340-A

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Abstract

Additional Publication Details

Publication type:
Report
Publication Subtype:
USGS Numbered Series
Title:
Thickness of Upper Cretaceous rocks from the top of the Niobrara Formation to the base of the Fox Hills Sandstone, Powder River basin, Wyoming and Montana
Series title:
Open-File Report
Series number:
87-340
Chapter:
A
Edition:
-
Year Published:
1987
Language:
ENGLISH
Description:
1 map :photocopy ;55 x 55 cm., on sheet 80 x 80 cm.