Straßenbahn. Tramway & Light Railway Atlas: Germany 1996 (). 1995. Berlin: Arbeitsgemeinschaft Blickpunkt Straßenbahn, in conjunction with Light Rail Transit Association, London. Turner, Kevin. 1996. The Directory of British Tramways: Every Passenger-Carrying Tramway, Past and Present (). Somerset, UK: Haynes. Waller, Michael H., and Peter Walker. 1992. British & Irish Tramway Systems since 1945 (). Shepperton (Surrey), UK: Ian Allan Ltd. External links The Elephant Will Never Forget (British Transport Films, 1953) showing changeover from conduit to overhead power Battery tram in Yucatan Public transport Sustainable transport Russian inventions Railcars Road hazards