Geologic map of the Dillon 1 x 2 quadrangle, Idaho and Montana /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Ruppel, Edward Thompson, 1925-, Lopez, David A., O'Neill, J. Michael
Format:	Government Document Map
Language:	English
Published:	Reston, VA : The Survey ; 1993.
Series:	Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-1803-H.
Subjects:	Geology > Northwest, Pacific > Maps. Geology > Idaho > Maps. Geology > Montana > Dillon Region > Maps.

Description
Item Description:	Relief shown by contours and spot heights. Includes 2 index maps and 1 location map, and bibliography. Cartographic material.
Physical Description:	1 map : color ; 45 x 63 cm., on sheet 104 x 127 cm., folded in envelope 30 x 24 cm.