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dc.date1940?-1949?
dc.date.accessioned2007-01-03T05:58:57Z
dc.date.accessioned2022-02-03T09:24:51Z
dc.date.available2007-01-03T05:58:57Z
dc.date.available2022-02-03T09:24:51Z
dc.identifierlibimagesU1232
dc.identifier.urihttp://hdl.handle.net/11124/6610
dc.descriptionDate scanned: 2002-6-26.
dc.descriptionUSBM #H-77869-P; Figure 14 Typical bolted roof section showing Gunite application upper foreground, un-Gunited section beyond and ventilation pipe suspended from roof bolts, right.
dc.descriptionHeld in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.
dc.descriptionDonor: United States Bureau of Mines.
dc.description.abstractMine ties bolted to roof and a ventilation tube are shown underground at an unidentified mine.
dc.publisherColorado School of Mines. Arthur Lakes Library
dc.rightsRights management statement available at: http://library.mines.edu/digital/rights.html
dc.subjectMine supports
dc.subjectScenes, underground
dc.subjectUnderground mining
dc.titleTypical bolted roof
dc.typeStillImage
dc.contributor.institutionArthur Lakes Library
dc.contributor.institutionRussell L. and Lyn Wood Mining History Archive
dc.contributor.institutionUnited States. Bureau of Mines


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[Typical bolted roof].

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