Geological Survey Bulletin
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Publisher :
Page : 144 pages
File Size : 10,77 MB
Release : 1975
Category : Geology
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Author :
Publisher :
Page : 144 pages
File Size : 10,77 MB
Release : 1975
Category : Geology
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Author :
Publisher :
Page : 566 pages
File Size : 35,41 MB
Release : 1953
Category : Mineral industries
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Author :
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Page : 346 pages
File Size : 42,47 MB
Release : 1956
Category : Mineral industries
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Author :
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Page : 1032 pages
File Size : 43,80 MB
Release : 1965
Category : Geology
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1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.
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Page : 920 pages
File Size : 36,19 MB
Release : 1974
Category : Mine safety
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Author : United States. Bureau of Mines. Technical Library, Pittsburgh
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Page : 792 pages
File Size : 22,13 MB
Release : 1968
Category : Library catalogs
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Author : United States. Bureau of Mines
Publisher :
Page : 146 pages
File Size : 44,39 MB
Release : 1958
Category : Coal
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Author :
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Page : 552 pages
File Size : 22,50 MB
Release : 1975
Category : Coal
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Author : Joseph J. Wallace
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Page : 262 pages
File Size : 29,85 MB
Release : 1953
Category : Coal
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Author : Joseph J. Wallace
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Page : 296 pages
File Size : 28,45 MB
Release : 1952
Category : Coal
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