Search
Now showing items 1-10 of 26
Map of Julian mining district, San Diego County, Cal.
Author(s):Sebben, Edward W.
Date Issued:1897
Format:mine maps
Covers parts of San Diego County (Calif.). Covers parts of the Julian, and Cuyamaca Peak quadrangles California. Commodities mined: gold.
Plat of the claim of John D. Joseph known as the Victor and Century lodes in Trail Creek mining district, Clear Creek County, Colorado
Author(s):Joseph, John D.; United States. Surveyor General
Date Issued:1890
Format:mine maps
Covers parts of Clear Creek County, Colorado. Covers parts of the Idaho Springs quadrangle, Colorado.
Colorado (Dolores County), Rico district
Author(s):Beaman, W. M. (William Major), 1867-1937; Geological Survey (U.S.)
Date Issued:1899
Format:mine maps
Covers parts of Dolores County, Colorado. Covers parts of the Rico, and Hermosa Peak quadrangles, Colorado.
Plat of the claim of James W. Craven upon the Jones Placer, Trail Creek mining district, Clear Creek County, Colorado
Author(s):Johnson, Albert; Craven, James W.
Date Issued:1881?
Format:mine maps
Covers parts of Clear Creek County, Colorado. Covers parts of the Idaho Springs quadrangle, Colorado. Commodities mined: gold.
Plat of the claim of Viola Beatty known as the Silver Queen, Major, D. Lantangy and General John lodes, in Gold Hill mining district, Boulder County, Colorado
Author(s):Chase, Albert E.
Date Issued:1899
Format:mine maps
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
Map showing the underground workings of Borden Tabor & Co.'s mines: situated on Fryer Hill, California mining district, Lake County, Colorado
Author(s):Bates and Chapman
Date Issued:1879
Format:manuscript maps; mine maps
Working map of the Twin Lakes Con. Placer Mg. Company
Author(s):Platt, Howard
Date Issued:1898
Format:manuscript maps; mine maps
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
Map of patented mining claims owned by the Pennsylvania Mining Co. of Colorado in Clear Creek and Gilpin counties
Author(s):Chase and Rank; Pennsylvania Mining Company (Colorado)
Date Issued:1897
Format:mine maps
Covers parts of Clear Creek, and Gilpin Counties, Colorado. Covers parts of the Central City quadrangle, Colorado. Commodities mined: gold.
Map of Red Mountain and the mining region of San Juan, Ouray, San Miguel and Dolores counties, Colo.
Author(s):Fischer, Emil B.
Date Issued:1891
Format:mine maps
Shows mines, towns, roads, railroads, geographic features. Inset maps: plat of Newman Hill at Rico; plat of Red Mountain mines; and plat of mines at Silver Lake Arastra Basin. Includes index of mining districts by county.
Map of Wells and Alexander Placer and adjoining claims, California mg. district, Lake Company, Colorado
Author(s):Sebben, Edward W.
Date Issued:1898
Format:manuscript maps; mine maps
Covers parts of Lake County, Colorado. Covers parts of the Mount Sherman quadrangle, Colorado.