Baggage railcar De 4/4 # 1679 of SBB Historic is leaving the 2495 metre long Hauenstein tunnel at Läufelfingen with a contemporary passenger train. This first long railway tunnel in Switzerland was built from 1853 to 1858. This 800 kW railcar from 1928 is now operated and maintained by the "Be 4/6 Gruppe" of Winterthur.