Milling methods and costs at Black Hawk concentrator, Hanover, N.Mex.

Bibliographic Details

Corporate Author:	Black Hawk Consolidated Mines Co
Other Authors:	Wright, Ira L.
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1930.
Series:	Mines Bur. Info. Circ. No. 6359
Subjects:	Milling industry. Electronic books.
Online Access:	Connect to the full text of this electronic document