TY - BOOK ID - 118841700 TI - Copper smelting AU - Howe, Henry Marion AU - Geological Survey (U.S.) PY - 1885 SN - 0282713115 PB - Washington, D.C. Department of the Interior, United States Geological Survey DB - UniCat KW - Copper KW - Copper smelting. KW - Metallurgy. KW - Copper ores KW - Smelting UR - https://www.unicat.be/uniCat?func=search&query=sysid:118841700 AB - ER -