Author : Alan A. Sharp
Publisher :
Page : 32 pages
File Size : 48,21 MB
Release : 1950
Category : Copper mines and mining
ISBN :
Author :
Publisher :
Page : 1682 pages
File Size : 46,89 MB
Release : 1951
Category : Mineral industries
ISBN :
Author : W. R. Hardwick
Publisher :
Page : 80 pages
File Size : 10,9 MB
Release : 1959
Category : Copper mines and mining
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 846 pages
File Size : 30,31 MB
Release : 1960
Category : Government publications
ISBN :
Author :
Publisher :
Page : 708 pages
File Size : 28,13 MB
Release : 1955
Category : Mines and mineral resources
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 840 pages
File Size : 47,1 MB
Release : 1960
Category : Mineral industries
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 106 pages
File Size : 41,91 MB
Release : 1947
Category : Accidents
ISBN :
Author : Hiram Brown Humphrey
Publisher :
Page : 104 pages
File Size : 47,78 MB
Release : 1956
Category : Industrial hygiene
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 1172 pages
File Size : 26,1 MB
Release : 1956
Category :
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 838 pages
File Size : 24,76 MB
Release : 1960
Category : Mineral engineering
ISBN :
