Mines and mineral resources. Colorado Clear creek county Activities, mountains and mines; list. R.M.News. Sept. 30,1874 p4. c.3 Activities, mines and companies; list. R.M.News. Oct. 6,1874 p.4 c.4 Mines and works; list,Griffith & Democrat mountains. R.M.vews. Oct. 13,1874 p.4 c.3 Activities, tunneling; mines; list. R.M.News. Oct. 21,1874 p.4 c.3 Mines; list; discoveries, Democrat &. McClellan mountain. R.M.News. pct. 25,1874 p.4 c.4 activities, mines and works; list. R.U. 0 News. Nov. 8,1874 p.4 c.4
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