2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/7819Date scanned: 2002-08-26.USBM #1767; Figure 32 Heavy timber and basket blocking.Held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.A miner stands under heavy timbering underground at an unidentified mine.Rights management statement available at: http://library.mines.edu/digital/rights.htmlMine timberingMinersScenes, undergroundUnderground miningStillImage