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Carbonizing Properties and Constitution of Black Creek Bed Coal from Empire Mine, Walker County, Ala

Arno Carl FieldnerReinhardt ThiessenErnest Bowman KesterWalter Alfred SelvigDewey A. ReynoldsF. W. Jung

出版	U.S. Government Printing Office, 1932
URL	http://books.google.com.hk/books?id=SaulIfSQimoC&hl=&source=gbs_api