Copper
By: H. J. Schroeder.
Contributors: United States. Bureau of Mines.
Series: Mineral commodity profiles
Publisher: U.S. Dept. of the Interior, Bureau of Mines; avaible from Publication Division, Bureau of Mines
Published: 1979
Place of publication: Washington; Pittsburgh, PA
Language: eng
Number of pages: 20
Subjects: Copper industry and trade -- United States.; Copper -- Statistics.
Notes: Bibliography: p. 20.
"Prepared by the Bureau of Mines, U.S. Department of the Interior."