Mining methods and costs at New Cornelia branch, Phelps Dodge Corporation, Ajo, Ariz.

Bibliographic Details

Corporate Author:	Phelps Dodge Corporation
Other Authors:	Barr, Alfred T., 1890-, Ingham, George R.
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1932.
Series:	Mines Bur. Info. Circ. No. 6666
Subjects:	Mines and mineral resources. Electronic books.
Online Access:	Connect to the full text of this electronic document