Mines and mineral resources. Colorado. Idaho Springs district. Activities, mines; mills; stamps working; companies; list. R.M. News. Oct. 26, 1885 p.3 c.4 Activities, mines; companies; list. R.U. News. Nov. 12, 1885 p.3 c.3 Activities, Tiger & Bluff mines. R.M. News. Nov. 16, 1885 p.7 c.1 Gulch miner found dead in sluice box. R.M. News. Nov. 25, 1885 p.1 c.4 Ore shipments for Oct.; mine activities. R.M. News. Nov. 29, 1885 p.17 c.3
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