Mines and mineral resources. Colorado. Gilpin county Activities ,Central City district. R.M.News.Aug.20,1884 p.3 c.1 History of mining. R.M:News.July 4,1884 p.8 c.1 Production of Prize mine in Nevada dist. R.M.News.Ju1.,,- '7,1084 p.7 c.2 Transfer of German mine; Central City diet. R. 14. News. July '7,1884 p.7 c.2 Accident, Central City diet. R.M.News.July 10,1884 p.? c.2
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