CGTVN : Compagnie Generale de Traction sur Voies Navigables.
These little engines were used to tow canal-boat until 1970.
CGTVN - 333 , 501 (built Jeumont #2391), E 904
Saint-Omer, September 1970. Photo Jean-Paul Lescat (lescatj-p@mail.azur.fr)