Dwyer, Charles F.2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/7889Date scanned: 2006-06-19.Held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.Text on verso: 3/10/82 Breckenridge - Doppelmayr quad - 4 to a seat - 2800/hr.color photographsIn copyright - non-commercial use permitted (http://rightsstatements.org/vocab/InC-NC/1.0/).DoppelmayrPassenger ropewaysRopeway buildingsRopewayDoppelmayr quad chair at Breckenridge, ColoradoStillImage