2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/6140Date scanned: 2002-05-14.Related image: U209USBM #51430; Figure 20. Electric blasting, connecting lead wire plug into the firing cabinet.Donor: United States Bureau of Mines.Donor: United States Bureau of Mines.Two miners connect wires for underground blasting next to a ladderway underground at an unidentified mine.Rights management statement available at: http://library.mines.edu/digital/rights.htmlBlastingMinersScenes, undergroundUnderground miningStillImage