Lead and zinc mining and milling in the United States
Subtitle: current practices and costs
By: by Chas. F. Jackson, John B. Knaebel, and C.A. Wright.
Contributors: Knaebel, John Ballantine, 1906-; Wright, Chilton Austin, 1898-
Series: Bulletin (United States. Bureau of Mines) ;; 381
Publisher: U.S. G.P.O.
Published: 1935
Place of publication: Washington
Language: eng
Number of pages: 204
Subjects: Lead mines and mining -- United States.; Zinc mines and mining -- United States.; Ore-dressing.
Notes: Includes bibliographical references and index.
At head of title: U.S. Department of the Interior. Harold L. Ickes, secretary. Bureau of Mines. John W. Finch, director.