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Safety Record of Mine No. 7, Island Creek Coal Co., Holden, Logan County, W. Va
Alex U. Miller
C. E. Linkous
出版
U.S. Department of the Interior, Bureau of Mines
, 1946
URL
http://books.google.com.hk/books?id=q8oM-DukHCgC&hl=&source=gbs_api
EBook
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