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Rock Wool from Illinois Mineral Resources. Geology by J.E. Lamar ... and H.B. Willman ... Chemistry by Charles F. Fryling ... Mineral Economics by Walter H. Voskuil. [With Maps.].

ILLINOIS MINERAL RESOURCES.

出版	1934
URL	http://books.google.com.hk/books?id=Ttg8jwEACAAJ&hl=&source=gbs_api