Mines Repository (Colorado School of Mines)
Not a member yet
21416 research outputs found
Sort by
Aspen mining belt, Pitkin Co., Colorado
No full textScale approximately 1:17,000.Shows mining claims, Famous tunnel, bodies of water, Aspen townsite, ranges and townships
Idaho Springs vicinity mining claims, Clear Creek County, Colorado
No full textScale approximately 1:3,600.Blueline copy.Shows mining claims, Clear Creek and Virginia Canyon.Covers parts of Clear Creek County, Colorado. Covers parts of the Idaho Springs quadrangle, Colorado
Vertical section on the Freeland mine, looking north-west; vertical section on the Toledo mine, looking north
No full textScale 1:2,400. 1 inch = 200 feet.Photocopy.Blueprint.Shows underground workings, buildings on surface, and mining claim boundaries.Covers parts of Clear Creek County, Colorado. Covers parts of the Central City quadrangle, Colorado. Commodities mined: gold, silver, copper, and lead/zinc
Clear Creek County, Colorado, mining claims, in the vicinity of Trail Creek and the McClelland Tunnel, Secs. 28 through 33, T.3 S., R.73 W.
No full textScale 1:1,200. 300 feet to 1 inch.Pen-and-ink; on sheet 78 x 125 cm; linen.Shows mining claims, McClelland Tunnel, Trail Creek, ranges and townships.Covers parts of Clear Creek County, Colorado. Covers parts of the Idaho Springs and Central City quadrangles, Colorado
Freeland mine, Clear Creek County, Colorado, cross section to level of McClelland Tunnel
No full textPhotocopy; on sheet 55 x 77 cm.Relief shown pictorially.Shows underground workings, surface buildings, production dollar value, mill, creeks, roads and railroad.Includes descriptions of Freeland mine group, ore values, and tunnel.Drawing ignores perspective.Covers parts of Clear Creek County, Colorado. Covers parts of the Idaho Springs quadrangle, Colorado. Commodities mined: gold, silver, copper, and lead/zinc
Marche du Colonel Bouquet atravers le Pays des Indiens en 1764
No full textScale approximately 1:60,000."Page 58"--upper right corner of map