Old toy LR train

Toy old electric train lr (louis roussy) "le rapide" of french manufacture: 1 po motor about 17 cm long. 1 van car with a door on each side that opens 15 cm long. 1 15 cm wooden carriage. 12 curved rails - 2 straight rail. 1 transformer. Without original box but still with a piece of the instructions of use. Namely, the locomotive had been unscrewed underneath to oil the bearings but was never revised (against against no missing parts).