Summer on the French Riviera by the Blue Train

Extraordinary and rare original poster illustrated by alo (charles-jean hallo) for the railway company plm (paris lyon méditerranée), promoting travel on the côte d'azur by the blue train. Circa 1925. Format: 60x100cm approx. Printing: lucien serre. Printing in lithography. Dazzling colors. Condition close to new (poster stored away from light and moisture since its realization it is 1 century !) Professional shipment around the world: under reinforced rigid tube, by collissimo carrier with insurance.