01004cam a22002891 4500 9251163 BD-DhUL 20150114094701.0 760419s1940 nyuaf 000 0 eng 40010540 (OCoLC)2123817 DLC OClU OCoLC AAP MCM DLC BD-DhUL premarc TN500 .R53 1940 622.7 RIT Richards, Robert H. (Robert Hallowell), 1844-1945. Textbook of ore dressing / Robert H. Richards and Charles E. Locke ; assisted by Reinhardt Schuhmann, jr. 3d ed., completely rev. and rewritten. New York : McGraw-Hill Book Company, 1940. xiii, 608 p. : ill., fold.pl., diagrs. ; 24 cm. Includes index. Ore-dressing. Locke, Charles E., 1894- jt. auth. Schuhmann, Reinhardt, 1914- jt. auth. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc BK 30620 30620 0 0 ddc 0 622_700000000000000_RIT 0 NFIC 57944 DUSL DUSL GEN 1969-07-26 Purchased 622.7 RIT A60174 2015-01-14 2015-01-14 BK