Mines and mineral resources. Colorado. Gilpin county Fall river a Gilpin tunnel; bond; lease; transfer negotiatioA;mill; mine; list. R.M.News.Sept.12,1883 p.3 c.3 Public ssmpling works. R.M.News.Sept.15,1883 p.3 c.3 Transfer negotiation R.M.News.Sept.15,1883 p.3 c.4 Placer assessment work. RX Neww.Sept.17,1883 p.5 c.3 Special day exhibit, NATIONAL EXPOSITION psoition,Denver. R.Z+^.News.Sept.18,1883 p.? c.1 Mills; gold retort; repairs; list. R.If News.Sept.1G,1883 p.2 c.3