Bismark mine. Georgetown district. Colorado Ore shipments; proposed increase in force. R.M.News.J-une 24,1884 p.6 c.2 Tunnel work. R.M.News.Oct.9,1894 p.3 c.1 Mill runs; strike tunnel no.l. R.M.News.Nov.6,1884 p.3 c.1 Development, Libby & co. Mentioned. R.M.News.Dec.28,1884 p.3 c.2 Leased. 1885 Development. R.M-News-Feb.21,1896 p.6 c.2 0
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