ETAT 231-574 (Batignolles-Chatillon n° 73/1921). rebuilt as 231-574D in 1933/38 with Lentz-Dabeg valves to LP cylinders. Renumbered as SNCF 3 231 D 574 in 1938. Thouars (79), 1934 Photo L. Hermann, collection Jean-Pierre Vergez-Larrouy (jean-pierre.vergez@tele2.fr)