Prototype: 6 different design express train passenger cars painted and lettered for the German Federal Railroad (DB), for the Interzone train D 455 from Frankfurt/Main via Fulda, Bebra, Gerstungen, Eisenach, Erfurt, Leipzig, and Cottbus to Frankfurt/Oder. 3 type Büm 234 compartment cars, 2nd class. 1 type ABüm 225 compartment car, 1st/2nd class. 1 type BDüms 273 half baggage car, 2nd class. 1 type Aüm 203 compartment car, 1st class. The cars look as they did around 1975.