"Advertising Sign For The Leclanché Battery By Cotto"
Against a meadow-green background, a stylized little man in evening dress reclines, propped up on one elbow. A singing bird perches on his top hat. They listen to a battery-powered radio in front of them, which plays a musical staff. Drawing by Cotto, signed upper right, Oberthur printing house, Rennes - Paris. Metal plate, with a fold-out support on the back. Height 27 cm – width 21 cm, circa 1950. Very good condition. 
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