• publisher: Washington [D.C.] : U.S. G.P.O.
  • creator: United States. Bureau of Mines
  • contributor: United States. Bureau of Mines.
  • Keyword: Mines and mineral resources. Mines and mineral resources United States. Mining engineering. Mines and mineral resources. Mines and mineral resources United States. Mining engineering.
  • years: 1910-[1995]
  • pages: 696 v. :
  • class: TN23
  • isbn: 0082-9129
  • download: pdf file