Cross sections showing coal stratigraphy of the central Powder River Basin, Wyoming and Montana.

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Molnia, Carol L., Pierce, Frances Wahl
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1992.
Series:	Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-1959-D.
Subjects:	Coal > Powder River Basin (Wyo. and Mont.) > Maps.

Evans: Maps File (2nd floor)