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Estimated resources of non-leased federal coal, Powder River Basin, Montana and Wyoming /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Trent, Virgil A.
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey ; 1986.
Series:Miscellaneous field studies ; map MF-1887.
Subjects:
Coal > Powder River Watershed (Wyo. and Mont.) > Maps.
Description
Item Description:Includes index map, 6 tables, and 1 diagram.
Cartographic material.
Physical Description:1 map ; 84 x 41 cm., on sheet 104 x 122 cm., folded in envelope 30 x 24 cm. + 1 pamphlet (21 pages ; 28 cm.)
Bibliography:Includes bibliographical references in pamphlet, pages 6-8.