Catalpa mine. Leadville district. Colorado. On Carbonate hill. 1880. p.2 c.2 On Carbonate hill; representative, Paris exposition. c.2 Activities; machinery, Carbonate hill. c.1 Activities. R. M. News. Mar. 6, 1880. p.2 c.2 Machinery; activit ies. R. M. News. Mar. 14, 1880. p.6 e.1 Weekly output. Activities; shipments. R. M.ews.July 21,1881 .p.6 c.2
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