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Carbonizing Properties and Constitution of Alma Bed Coal from Spruce River No. 4 Mine, Boone County, W. Va

Arno Carl FieldnerJoseph Dana DavisReinhardt ThiessenErnest Bowman KesterWalter Alfred SelvigDewey A. ReynoldsF. W. JungGeorge C. Sprunk

出版	U.S. Government Printing Office, 1935
URL	http://books.google.com.hk/books?id=Z4C7rwEMhWEC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN