Mining practice at Ray mines, Nevada Consolidated Copper Company, Ray, Ariz.

Bibliographic Details
Corporate Author:	Nevada Consolidated Copper Company
Other Authors:	Thomas, Robert W.
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1929.
Series:	Mines Bur. Info. Circ. No. 6167
Subjects:	Mines and mineral resources. Electronic books.
Online Access:	Connect to the full text of this electronic document

Description
Item Description:	[With data on production and costs] Record is based on bibliographic data in ProQuest U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from ProQuest, LLC. Electronic resource.
Physical Description:	1 online resource (27 pages)
Format:	System requirements: PDF reader software.