TY - BOOK ID - 126721090 TI - A text book of ore dressing AU - Richards, Robert Hallowell AU - Locke, Charles E. AU - Bray, John Leighton PY - 1925 PB - New York (N.Y.): McGraw-Hill, DB - UniCat KW - Ore-dressing. UR - https://www.unicat.be/uniCat?func=search&query=sysid:126721090 AB - ER -