Prospecting our past : gold, silver, and Tungsten mills of Boulder County /

Lignende værker

• A mine to make a mine : financing the Colorado mining industry, 1859-1902 /
  af: King, Joseph E.
  Udgivet: (1977)
• The last gold rush : a pictorial history of the Cripple Creek & Victor gold mining district /
  af: Grimstad, Bill
  Udgivet: (1983)
• Once a coal miner : the story of Colorado's northern coal field /
  af: Smith, Phyllis
  Udgivet: (1989)
• The great Pikes Peak gold rush /
  af: Brown, Robert Leaman, 1921-
  Udgivet: (1985)
• Restoration of surface vegetation on uranium wastes at Uravan, Colo.
  af: Froisland, L. J. (Lawrence J.)
  Udgivet: (1982)