Selective electrowinning of silver and gold from cyanide process solutions /
by F.H. Nehl ... [et al.].
- Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, [1993]
- 7 p. ; 29 cm.
- Report of investigations ; 9464 .
- Report of investigations (United States. Bureau of Mines) ; 9464 .