Ore deposits of the Helena mining region, Montana /

Bibliographic Details
Main Author:	Knopf, Adolph, 1882-1966 (Author)
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.] : Department of the Interior, United States Geological Survey, 1913.
Series:	Bulletin (Geological Survey (U.S.)) ; no. 527.
Subjects:	Ore deposits > Montana > Helena. Mines and mineral resources > Montana. Geology > Montana. Geology. Mines and mineral resources. Montana.
Online Access:	https://purl.fdlp.gov/GPO/gpo58148

Description
Item Description:	Title from title screen (viewed June 5, 2015). "Literature"--pages 18-19.
Physical Description:	1 online resource (143 pages, VII pages of plates) : illustrations, color maps.
Bibliography:	Includes bibliographical references and index.