Mines and mineral resources, Colorado Boulder county Boulder r Notice, Union mining. company dissolves co-partnership gold hill Hill. R.M. News. Pear. 27, 1863 p.2 c.5 Notice, administrators sale, property, lodes; list. R.M. News. Apr. 21, 1865 p.2 c.6 Gold & silver obtained., dry process. R.M. News. Apr. 28, 1865 p.2 c.2 Notice to companies & capitalists; quartz claims for sale R.M. News. May 2, 1865 p.2 c.4 Property for sale, J. A. Hitchings; notice, companies & capitalists. R.M. News. May 8, 1865p.3 c.3-5 Iron ore; coal. R.M. News. July 6, 1865 p.1 c.1
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