Permissible Mine Equipment Approved During the Calendar Years 1953-54
Author : R. A. Kearns
Publisher :
Page : 20 pages
File Size : 31,65 MB
Release : 1955
Category : Coal mines and mining
ISBN :
Author : R. A. Kearns
Publisher :
Page : 20 pages
File Size : 31,65 MB
Release : 1955
Category : Coal mines and mining
ISBN :
Author : Ernest J. Gleim
Publisher :
Page : 20 pages
File Size : 26,66 MB
Release : 1958
Category : Coal mines and mining
ISBN :
Author : R. A. Kearns
Publisher :
Page : 28 pages
File Size : 28,43 MB
Release : 1961
Category : Mine safety
ISBN :
Author : Ernest J. Gleim
Publisher :
Page : 36 pages
File Size : 50,67 MB
Release : 1960
Category : Mine safety
ISBN :
Author : Ernest J. Gleim
Publisher :
Page : 1068 pages
File Size : 25,35 MB
Release : 1954
Category : Air
ISBN :
Author :
Publisher :
Page : 1124 pages
File Size : 21,45 MB
Release : 1960
Category : Mines and mineral resources
ISBN :
Author : E. P. Carman
Publisher :
Page : 116 pages
File Size : 41,93 MB
Release : 1957
Category :
ISBN :
Author : United States. Bureau of Mines. Division of Bituminous Coal
Publisher :
Page : 172 pages
File Size : 10,71 MB
Release : 1962
Category : Coal
ISBN :
Author :
Publisher :
Page : 1596 pages
File Size : 32,16 MB
Release : 1958
Category : Mineral industries
ISBN :
Author : J. Wade Watkins
Publisher :
Page : 742 pages
File Size : 10,56 MB
Release : 1964
Category : Explosives
ISBN :