Author : Frank Stevens Crawford
Publisher :
Page : 60 pages
File Size : 28,71 MB
Release : 1932
Category : Iron mines and mining
ISBN :
Author :
Publisher :
Page : 798 pages
File Size : 22,82 MB
Release : 1939
Category : Mines and mineral resources
ISBN :
Author : M. R. McKenzie
Publisher :
Page : 1336 pages
File Size : 48,86 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 : 45,20 MB
Release : 1932
Category : Accidents
ISBN :
Author :
Publisher :
Page : 642 pages
File Size : 49,33 MB
Release : 1932
Category :
ISBN :
Author : United States. Bureau of Mines. Technical Library, Pittsburgh
Publisher :
Page : 706 pages
File Size : 28,76 MB
Release : 1968
Category : Library catalogs
ISBN :
Author : University of Minnesota. Mines Experiment Station
Publisher :
Page : 128 pages
File Size : 50,33 MB
Release : 1952
Category : Mines and mineral resources
ISBN :
Author :
Publisher :
Page : 228 pages
File Size : 36,73 MB
Release : 1937
Category : Mines and mineral resources
ISBN :
Author :
Publisher :
Page : 1184 pages
File Size : 36,55 MB
Release : 1942
Category : Mineral industries
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 992 pages
File Size : 22,40 MB
Release : 1946
Category : Mines and mineral resources
ISBN :
