This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Petiet CC. en CC duplex locomotive built by Jules Petiet in for the French Northern Railway taken between and de CCDuplexlokomotive gebaut von Jules Petiet fr die franzsische Nordbahn Aufnahme zwischen and between PDold Steam locomotives of the Compagnie des chemins de fer du Nord locomotives Jules Petiet Duplex locomotives