English
36 p. ; 22 cm · Cover title
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Ebook · Central Mining District, Jamestown, Boulder County, Colorado : a concise description of the mines of this district, with a detailed account of each of the more valuable properties · Noland, Thomas H, Central Mining District (Boulder County, Colo.), Times Printing House (Denver, Colo.) (1882) bkp CU-BANC · Internet Archive
Mines and mineral resources -- Colorado Boulder County · Mining districts -- Colorado Boulder