Bituminous-coal Miners' Safety Course
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Page : 0 pages
File Size : 24,87 MB
Release : 1954
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Author :
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Page : 0 pages
File Size : 24,87 MB
Release : 1954
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Author : United States. Bureau of Mines
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Page : 232 pages
File Size : 12,95 MB
Release : 1954
Category : Coal mines and mining
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Author : United States. Bureau of Mines
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Page : 16 pages
File Size : 13,81 MB
Release : 1954
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Page : 250 pages
File Size : 26,9 MB
Release : 1977
Category : Bituminous coal mines and mining
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Author : United States. Bureau of Mines
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Page : 253 pages
File Size : 41,68 MB
Release : 1948
Category : Coal mines and mining
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Author : United States. Bureau of Mines
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Page : 216 pages
File Size : 17,97 MB
Release : 1954
Category : Coal mines and mining
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Author : United States. Bureau of Mines
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Page : 0 pages
File Size : 44,31 MB
Release : 1954
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Author : Francis Feehan
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Page : 14 pages
File Size : 10,35 MB
Release : 1930
Category : Bituminous coal
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Author : United States. Bureau of Mines
Publisher :
Page : 240 pages
File Size : 29,30 MB
Release : 1954
Category : Coal mines and mining
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Page : 32 pages
File Size : 28,96 MB
Release : 1978-04
Category : Mine safety
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