Mines and mineral. resources. Colorado. Gold Dirt district History; mills; companies; Gold Dirt lode; gulches; list R.M. News. Mar. 12, 1861 p.2 c.2 Gold pans tested, Rollins mill; controversy, gold pan patents. R.M. News. May 15, 1861 p.2 c.2 Process for saving gold, copper bottom pan; Hurlburt mill. R.M. News. May 27, 1861 p.2 c.5 Activities, Perigo & Creole lodes; yield. R.M. News. June 4, 1861 p.2 c.l Activities, companies; lodes; list. R.M. News. Sept.14, 1861 p.2 c.l
Click tabs to swap between content that is broken into logical sections.