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Jigging, Classification, Tabling, and Flotation Tests of Coals Presenting Difficult Washing Problems, with Particular Reference to Coals from Pierce County, Wash
Alva Britt Hooker
Byron Matthew Bird
Curt Nicolaus Schuette
George Edward McElroy
George Randolph Hopkins
Harold Percy Rue
Lee Clyde Ilsley
Ralph Arthur Sherman
Stewart McCulloch Marshall
Ralph Homeward Espach
William Joseph Fene
Robert Dewey Currie
出版
U.S. Government Printing Office
, 1929
URL
http://books.google.com.hk/books?id=-Rp_zQEACAAJ&hl=&source=gbs_api