An "ETAT" railcar.
ISG sleeping car 3466A.
ISG sleeping car 3503A.
"Paris-Lyon-Mediterranee" (PLM) 141 C 350 (Batig 25/ 299).
The same photo with some additional detail.
The PLM coach "L2S6yfi.29".
Compagnie des Transports Strasbourgeois (CTS) No. 154.
A SNCF railcar "Rame Standard" class Z1300-Z1500 for the Paris suburban traffic.