mines mineral resources colorado san juan region History; districts; list. R.M.News. Jan. 4,1874 p.2 c.2 History; assay office recommended; law; mine jumping.R.M.News. Jan. 7,1874 p.2 c.3 Activities, Poughkeepsie lode. R.M.News. Jan. 15,1874 p.4 c.2 History; mines; list. R.M.News. Jan. 25,1874 p.4 c.2 Pamphlet, description and map of mines, by Hamilton. R.M.News. Jan. 25,1874 p.4 c.l Proposed bill on locating and recording mines, R.M.News. Feb. 5,1874 p.4 c.3
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