Mines mineral resources, Colorado Platte canon district Mines, development, 1879; prospecting; assays, R.'%Ne,,-s.Ja.n.l,18C 0 n.7 c.3 Description, Geneva. gulch. j - R.M.NTews.July 4,1880 p.3 c.3 Millionaire tunnel, Hall gulch. R.M. Nevis.July 4,1880 p.3 c.3 Information requested regarding fraud; di str ict, 1i st . R.M.News. June 27,1880 p.2 c.3
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