No. 811 Bentwood Chair by Ton-Black Stained Beech-Cane Seat/Cane BackMichael Thonet's company designed the No. 811 Bentwood Chair in the 1920s. Sometimes also called the "Prague chair," the No. 811 bentwood chair is often attributed to Josef Hoffmann but is more likely the design of Josef Frank. The No. 811 Bentwood Chair was first introduced as the A64F and had a different version of front legs than later versions. The No. 811 bentwood chair is also one of the first versions of bentwood chairs to be offered in various