Geologic map of the Bob Marshall and Great Bear Wildernesses and adjacent study areas, Montana /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Mudge, Melville R., 1921-2009, Earhart, Robert L.
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1991.
Series:	Miscellaneous investigations series (Geological Survey (U.S.)) ; I-2181.
Subjects:	Geology > Montana > Bob Marshall Wilderness > Maps. Geology > Montana > Great Bear Wilderness > Maps.

Description
Item Description:	Relief shown by contours and spot heights. Includes text, bibliography, 2 index maps, and col. cross section. Cartographic material.
Physical Description:	1 map : color ; 133 x 85 cm., on sheet 147 x 104 cm, folded in envelope 30 x 24 cm.