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Exploration and Development of the Sedimentary Iron Ores of Missouri

John Waldo KoenigThomas Robinson BeveridgeWalter Vernon SearightWilliam Clifton HayesEarl McCracken

出版	Geological Survey and Water Resources, 1957
URL	http://books.google.com.hk/books?id=iCJw6_WC-zwC&hl=&source=gbs_api