Dwyer, Charles F.2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/8529Date scanned: 2004-05-17.Yan.color photographsIn copyright - non-commercial use permitted (http://rightsstatements.org/vocab/InC-NC/1.0/).Yan Lift EngineeringRopewayClose-up view of Yan sheave assembly and gripStillImage