Antique bentwood office chair (c.1920) Dimensions: Length: 57 cm Depth: 48 cm Height: 97 cm Seat: 47 cm Style: Vienna Secession Materials and techniques: Beech, curved wood Place of origin: Austria Epoch: Early twentieth century Date of manufacture: Around 1900 Condition: Good. Wear according to age and use. It is undoubtedly a real Thonet chair, even if no stamp or mark attests to its authenticity. The state of conservation is optimal, except for the characteristic imperfections of any antique produced by the course of the years.