Author : James Washington Paul
Publisher :
Page : 28 pages
File Size : 29,30 MB
Release : 1933
Category : Coal mines and mining
ISBN :
[PDF] Timber Withdrawing And Devices Used For This Purpose In Some Coal Mines eBook
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Miners' Circular
Author :
Publisher :
Page : 1018 pages
File Size : 16,38 MB
Release : 1928
Category : Mineral industries
ISBN :
Miners' Circular
Author : United States. Bureau of Mines
Publisher :
Page : 636 pages
File Size : 10,10 MB
Release : 1938
Category : Mine safety
ISBN :
Carbonizing Properties and Petrographic Composition of Millers Creek Bed Coal from Consolidation No. 155 Mine, Johnson County, Ky
Author : Arno Carl Fieldner
Publisher :
Page : 1252 pages
File Size : 39,48 MB
Release : 1937
Category : Carbonization
ISBN :
Technical Paper
Author : United States. Bureau of Mines
Publisher :
Page : 1134 pages
File Size : 11,93 MB
Release : 1936
Category : Mines and mineral resources
ISBN :
Technical Paper
Author :
Publisher :
Page : 1154 pages
File Size : 27,55 MB
Release : 1935
Category : Mineral industries
ISBN :
Tabular Index of Bureau of Mines Information Circulars on Mining and Milling Methods
Author : John Roy Thoenen
Publisher :
Page : 110 pages
File Size : 18,54 MB
Release : 1935
Category : Mines and mineral resources
ISBN :
Some Information on Timbering Bituminous-coal Mines
Author : John Joseph Vincent Forbes
Publisher :
Page : 932 pages
File Size : 34,41 MB
Release : 1939
Category : Mine timbering
ISBN :
Information Circular
Author :
Publisher :
Page : 846 pages
File Size : 36,23 MB
Release : 1935
Category : Mines and mineral resources
ISBN :
Mining Laws of New Caledonia and French Oceania
Author : Paul McIntosh Tyler
Publisher :
Page : 618 pages
File Size : 49,15 MB
Release : 1933
Category : Mining law
ISBN :