Maps

: Oil Map of Colorado

Call Number Map Mining 1919-1 Oversize

Date 1919

Contents 3 items.

Description This map, prepared by R. D. George, shows "the proved oil fields, oil shale deposits, location of anticlinal structures, oil and gas seepages, and other indications of oil and gas." Individual oil wells are not named.

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: Nonpareil mine

Call Number Map mining 1921-1 Oversize

Date 1921

Contents 1 map.

Description A detailed coal mining map of the workings in the Brooks-Harrison Fuel Company's Nonpareil mine in Louisville, Boulder County, Colo.

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: Cardiff mine

Call Number Map Mining 1922-1

Date 1922

Contents 1 map.

Description A survey map of the Cardiff mine, Boulder County, Colorado, in the N 1/2 NW 1/4 Section 1, Township 1N, Range 73W.

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: Map of Colorado showing location of mining districts, transmission lines, and water-power plants

Call Number Map Mining 1924-1 Oversize

Date 1924

Contents 1 map.

Description Map of Colorado showing location of mining districts, transmission lines, and water-power plants. The information on the map was compiled in 1922.

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: Patented lode claims of the United Mines Company

Call Number Map Mining 1926-1

Date 1926-1939

Contents 2 maps.

Description Two mining maps which detail patented lode claims of the United Mines Company.

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: Drumm's mining map of Magnolia and vicinity

Call Number Map Mining 1927-1

Date 1927

Contents 1 map.

Description Henry Drumm's 1927 revised edition of his 1905 map of the mines in the Magnolia area, Boulder County, Colorado. It includes the mines in Boulder Canyon from Boulder Falls on the west to the Coburn Mill Site on the east.

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: Mining in Colorado

Call Number Map Mining 1929-1

Date 1929

Contents 1 map.

Description A map of production during the year 1929, compiled from official reports, and a summary statement of the mineral output and resources of the state.

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: Geologic map of the Nederland area, Colorado

Call Number Map Mining 1930-1 Oversize

Date 1930

Contents 1 map.

Description A map of the mining area around Nederland, based upon a survey done in 1930.

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: Preliminary geologic map of the Gold Hill district

Call Number Map Mining 1930s-1

Date 1930-1939

Contents 1 map.

Description An undated map of Boulder County, from Poorman Hill to Left Hand Creek. Mine shafts and tunnels are indicated.

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: Structure and ore deposits

Call Number Map mining 1934-1

Date 1934

Contents 1 map.

Description A small map of the mountain area of Boulder County, Colorado. Drawn by H. R. Stegner in April 1934, it indicates the areas that contain tellurides (gold, with variable amounts of silver, sulphides and free gold), sulphide ore (gold with variable amounts of silver, tellurides, lead, copper, etc.), tungsten, and silver (gold and lead of variable importance).

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: Geologic map of Colorado

Call Number Map Mining 1935-1 (Map Case 2 #23)

Date 1935

Contents 1 map.

Description A geologic map of Colorado. Reprint of U.S. Geological Survey and Colorado Metal Mining Fund map.

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: Richmond Mining Company claims

Call Number Map Mining 1936-1 Oversize

Date 1936-1958

Contents 8 maps (2 mylar sleeves).

Description Eight maps pertaining to the Richmond Mining Company claims in Boulder County, Colo.

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