Author : Frank Stevens Crawford
Publisher :
Page : 60 pages
File Size : 37,85 MB
Release : 1932
Category : Iron mines and mining
ISBN :
Author :
Publisher :
Page : 798 pages
File Size : 18,45 MB
Release : 1939
Category : Mines and mineral resources
ISBN :
Author : M. R. McKenzie
Publisher :
Page : 1336 pages
File Size : 12,30 MB
Release : 1932
Category : Gold ores
ISBN :
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
Author :
Publisher :
Page : 560 pages
File Size : 33,53 MB
Release : 1932
Category : Accidents
ISBN :
Author :
Publisher :
Page : 642 pages
File Size : 28,70 MB
Release : 1932
Category :
ISBN :
Author : United States. Bureau of Mines. Technical Library, Pittsburgh
Publisher :
Page : 706 pages
File Size : 12,64 MB
Release : 1968
Category : Library catalogs
ISBN :
Author : University of Minnesota. Mines Experiment Station
Publisher :
Page : 128 pages
File Size : 15,13 MB
Release : 1952
Category : Mines and mineral resources
ISBN :
Author :
Publisher :
Page : 228 pages
File Size : 37,60 MB
Release : 1937
Category : Mines and mineral resources
ISBN :
Author :
Publisher :
Page : 1184 pages
File Size : 47,98 MB
Release : 1942
Category : Mineral industries
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 992 pages
File Size : 42,61 MB
Release : 1946
Category : Mines and mineral resources
ISBN :
