Contributions to the Study of Coal, Proximate Analyses and Screen Tests of Coal Mine, Screenings Produced in Illinois, by L.C. McCabe, D.R. Mitchell and G.H. Cady ...

David R. MitchellL. C. MaccabeD. R. MitchellG. H. CadyGilbert Haven CadyLouis Cordell Mac CabeGeological survey (Ill.)

出版	State of Illinois, 1935
URL	http://books.google.com.hk/books?id=Z3EBtwAACAAJ&hl=&source=gbs_api