A Study of Falls of Roof and Coal in Mines of Harrison County, West Virginia
Author : J. W. Paul
Publisher :
Page : 60 pages
File Size : 30,88 MB
Release : 1931
Category : Coal mines and mining
ISBN :
Author : J. W. Paul
Publisher :
Page : 60 pages
File Size : 30,88 MB
Release : 1931
Category : Coal mines and mining
ISBN :
Author : James Washington Paul
Publisher :
Page : 46 pages
File Size : 30,66 MB
Release : 1932
Category : Coal mine accidents
ISBN :
Author :
Publisher :
Page : 874 pages
File Size : 31,82 MB
Release : 1946
Category : Mineral industries
ISBN :
Author : National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.)
Publisher :
Page : 1062 pages
File Size : 38,74 MB
Release : 1937
Category : Mineral industries
ISBN :
Author :
Publisher :
Page : 374 pages
File Size : 27,64 MB
Release : 1931
Category : Mineral industries
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 1134 pages
File Size : 30,17 MB
Release : 1936
Category : Mines and mineral resources
ISBN :
Author : George Leslie Oldright
Publisher :
Page : 1266 pages
File Size : 48,42 MB
Release : 1931
Category : Lead ores
ISBN :
Author :
Publisher :
Page : 558 pages
File Size : 42,4 MB
Release : 1931
Category : Mineral industries
ISBN :
Author : United States. Bureau of Mines. Technical Library, Pittsburgh
Publisher :
Page : 778 pages
File Size : 23,87 MB
Release : 1968
Category : Library catalogs
ISBN :
Author : United States. Bureau of Mines
Publisher :
Page : 202 pages
File Size : 21,32 MB
Release : 1946
Category : Accidents
ISBN :