TY - BOOK AU - Dorr,John Van Nostrand AU - Bosqui,Francis Lawrence TI - Cyanidation and concentration of gold and silver ores AV - TN767 .D6 1950 U1 - 622.342 PY - 1950/// CY - New York PB - McGraw-Hill KW - Cyanide process KW - Gold KW - Metallurgy KW - Silver N1 - Bibliography: p. 484-486 ER -