Permissible Mine Equipment Approved During the Calendar Years 1947-49
Author : H. B. Brunot
Publisher :
Page : 24 pages
File Size : 27,2 MB
Release : 1950
Category : Coal-mining machinery
ISBN :
Author : H. B. Brunot
Publisher :
Page : 24 pages
File Size : 27,2 MB
Release : 1950
Category : Coal-mining machinery
ISBN :
Author : Hilary Breton Brunot
Publisher :
Page : 16 pages
File Size : 34,70 MB
Release : 1951
Category : Coal-mining machinery
ISBN :
Author : A. B. Hooker
Publisher :
Page : 10 pages
File Size : 45,21 MB
Release : 1947
Category : Coal mines and mining
ISBN :
Author :
Publisher :
Page : 924 pages
File Size : 28,45 MB
Release : 1949
Category : Mine safety
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 76 pages
File Size : 49,36 MB
Release : 1954
Category : Mines and mineral resources
ISBN :
Author : United States. Bureau of Mines. Technical Library, Pittsburgh
Publisher :
Page : 778 pages
File Size : 23,53 MB
Release : 1968
Category : Library catalogs
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 222 pages
File Size : 31,59 MB
Release : 1949
Category : Mineral industries
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 838 pages
File Size : 35,36 MB
Release : 1960
Category : Mineral engineering
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 840 pages
File Size : 40,50 MB
Release : 1960
Category : Mineral industries
ISBN :
Author : Charles Thomas Holland
Publisher :
Page : 612 pages
File Size : 28,57 MB
Release : 1953
Category : Anthracite coal
ISBN :