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Now showing items 1-10 of 26
Map of Red Mountain and the mining regions of San Juan, Ouray, San Miguel and Dolores counties, Colorado
Contributor:Fischer, Emil B.
Date Issued:1886
Date Issued:1886
Shows roads, trails, mines, towns, geographic features. Includes list of mining districts by county. Inset map shows system of wagon roads connecting Telluride and Ouray with Montrose.
Map of the San Juan Mining Districts, Colorado
Contributor:Fischer, Emil B.; Lawrence, F. C.; Freund, George
Date Issued:1883
Date Issued:1883
Shows coal and and iron deposits, "mineral locations," cabins and ranches, railroads, wagon roads, and trails. Includes inset maps: Plat of Rico -- Plat of Silverton -- Plat of Durango.
Red Hook & Nellie, C., underground
Contributor:Nellie, C.
Date Issued:1897
Date Issued:1897
Covers parts of Boulder County, Colorado.
Working map of the Twin Lakes Con. Placer Mg. Company
Contributor:Platt, Howard
Date Issued:1898
Date Issued:1898
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
Working map of the Twin Lakes Con. Placer Mg. Company
Contributor:Platt, Howard
Date Issued:1898
Date Issued:1898
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
Working map of the Twin Lakes Con. Placer Mg. Company
Contributor:Platt, Howard
Date Issued:1898
Date Issued:1898
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
Working map of the Twin Lakes Con. Placer Mg. Company
Contributor:Platt, Howard
Date Issued:1898
Date Issued:1898
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
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
Contributor:Chase, Albert E.
Date Issued:1899
Date Issued:1899
Covers parts of Boulder County, Colorado. Covers parts of the Tungsten quadrangle, Colorado.
Plan of the Franklin & Baker Silver Mining Company's properties of Colorado
Contributor:Linton, S. B.
Date Issued:1868
Date Issued:1868
Covers parts of Clear Creek, and Gilpin Counties, Colorado. Covers parts of the Idaho Springs, and Central City quadrangles, Colorado. Commodities mined: Silver.
Map of Julian Mining District, San Diego County, Cal.
Contributor:Sebben, Edward W.
Date Issued:1897
Date Issued:1897
Covers parts of San Diego County, California. Covers parts of the Julian, and Cuyamaca Peak quadrangles California. Commodities mined: Gold.