1:1 Scale (Real Life) 
  • The Budd Rail Diesel Car (RDC)
  • UK Rail Photos
  • Swiss Rail Photos
  •  Smaller Scales (Models) 
  • G scale models (1:20.3,1:22.5,1:29)
  • O scale models (1:48)
  • HO scale models (1:87)
  • N scale models (1:148,1:160)
  • DCC - Digital Command Control