Author : M. R. McKenzie,Hugh Kenneth Lancaster
Publisher : Unknown
Page : 1336 pages
File Size : 42,7 Mb
Release : 1932
Category : Gold ores
ISBN : STANFORD:36105119500564
Milling Methods at the Concentrator of the Walker Mining Co., Walkermine, Calif by M. R. McKenzie,Hugh Kenneth Lancaster Pdf
This paper describing the milling methods at the Walkermine concentrator, Plumas County, Calif., is one of a series being prepared by the United States Bureau of Mines on milling methods and costs in the various mining districts throughout the United States