Geologic map of the Swisshelm Mountains, and a description of the development of the Swisshelm and Pedregosa Mountains, Cochise County, Arizona /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Drewes, Harald, 1927-2015
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1991.
Series:	Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-2177.
Subjects:	Geology > Arizona > Cochise County > Maps. Geology > Arizona > Pedregosa Mountains Region > Maps.

Description
Item Description:	Relief shown by contours and spot heights. "Geology by Harald Drewes, 1972, 1985-86." Includes text, bibliography, table, location and index maps, 6 col. cross sections, and 4 ancillary maps. Cartographic material.
Physical Description:	1 map : color ; 88 x 37 cm., on sheet 140 x 105 cm., folded in envelope 30 x 24 cm.