Selective Flotation Concentration of Lead-Zinc Ores From the Musick and Helena Mines, Bohemia District, Oregon.
Contributors: Hendrickson, T.; Stickney, W.; Wells, R.
Series: Report of investigations (United States. Bureau of Mines) -- 4786
Publisher: s.n
Published: 1951
Place of publication: S.l
Language: eng
Notes: 1