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dc.date1930?-1940?
dc.date.accessioned2007-01-03T05:58:08Z
dc.date.accessioned2022-02-03T09:23:09Z
dc.date.available2007-01-03T05:58:08Z
dc.date.available2022-02-03T09:23:09Z
dc.identifierlibimagesU062
dc.identifier.urihttp://hdl.handle.net/11124/7846
dc.descriptionMorris Lloyd Mine. Entrance to sealed pump room. Note the oval shaped door large enough to admit a man's body. A rubber gasket is used on this door to keep the seal. A raise from inside the pump room opens into the shaft 50' above the level. These seals are provided for use in case of emergency should the water in the shaft rise faster than the pump could handle it.
dc.descriptionDate scanned: 2001-09-20.
dc.descriptionIdentifier: U062.
dc.descriptionMounted on sheet of paper; text on sheet of paper.
dc.descriptionHeld in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.
dc.description.abstractThe Morris Lloyd Mine was operated by the Cleveland-Cliffs Iron Company. Cleveland-Cliffs Iron Company was formed with the merger of two major iron mining companies on Michigan's Marquette Range in 1891. The Company had a number of mines operating in the Upper Peninsula by the outbreak of World War I. By the 1940s the high grade iron ores mined underground were becoming depleted. The Company developed a process to concentrate low grade ores into iron ore pellets in the 1950s, and C.C.I.C.'s last underground iron mine closed in 1979.
dc.description.sponsorshipSponsored by the Colorado State Library, the regional library systems of Colorado, and the Institute of Museum and Library Services.
dc.publisherColorado School of Mines. Arthur Lakes Library
dc.rightsRights management statement available at: http://library.mines.edu/digital/rights.html
dc.subjectCleveland-Cliffs Iron Company
dc.subjectIron mines and mining
dc.subjectMining
dc.subjectScenes, underground
dc.subjectUnderground mining
dc.titleEntrance to sealed pump room at Morris Lloyd Mine
dc.typeStillImage
dc.contributor.institutionArthur Lakes Library
dc.contributor.institutionColorado Digitization Project
dc.contributor.institutionRussell L. and Lyn Wood Mining History Archive


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