2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/9674Detail view from crane of ball mill in concentrator. Mar. 14, 1942--Verso.Date scanned: 2001-03-07.Identifier: NMHFM-34.Related photographs: NMHFM-36, NMHFM-37, NMHFM-38, NMHFM-39, NMHFM-40, NMHFM-41, NMHFM-42, NMHFM-43, NMHFM-46.Unmounted; text on verso.Held in the National Mining Hall of Fame and Museum.Photograph of Morenci Mine showing a detailed view of the ball mill in the concentrator.Rights management statement available at: http://library.mines.edu/digital/rights.htmlPhelps Dodge CorporationCopper ore processing plantsMineral processingStillImage