Reconnaissance of gold-mining districts in Black Hills, S.Dak.

Bibliographic Details
Corporate Author:	United States. Bureau of Mines
Format:	Government Document eBook
Language:	English
Published:	[Washington] : [s.n.], 1940.
Subjects:	Mineral industries. Gold. Commercial statistics. South Dakota.
Online Access:	Electronic resource (PDF)

Description
Item Description:	Includes tables and illustrations.
Physical Description:	1 online resource (154 pages), digital, PDF file