1st/2nd-class UIC car (A4B5x).
Unlike A4B5 cars (which are all ex-A9), A4B5x were dual-class cars as from day one.
They feature a small staff compartment (hence the "x"), which one can spot between 1st-class compartments and the neighbouring toilet..
Marseille-St Charles.
29th January 2005.
P.L.Guillemin (plguillemin@yahoo.fr)