Lewis, W. G.2017-07-192022-02-032017-07-192022-02-031907https://hdl.handle.net/11124/171116Scale 1:2,400. 200 feet to the inch.Photocopy.No copy date.Includes survey text.Covers parts of Boulder County, Colorado. Covers parts of the Gold Hill quadrangle, Colorado. Commodities mined: tungsten and gold.31 x 32 cmmine mapsengMining claims -- Colorado -- Boulder County -- MapsMines and mineral resources -- Colorado -- Boulder County -- MapsPlat of the claim of Wm. Crosley, known as the Parks and Luckie 2 lodes, in Sugar Loaf mining district, Boulder County, ColoradoStillImage