Piano stool by Baumann 1935 thermoformed seat

Baumann stool with seat no. 600 from 1930. The 55 cm high stools were considered piano stools. Baumann custom-made them in the seat height. Seat diameter: 36 cm. Plate in cp no. 600 very common on the seats of the franche-comté firm between 1925 and 1935. More photos and information on request. Shipping to france and europe, collection in alsace.