|1. The seasoned timber is cut into strips to take out the inner tension. It is then glued together again to serve as surfaces.
||2. All parts are made in the Blüthner factory to ensure the special quality of the instrument.
||3. The timber is seasoned in a computer-controlled kiln to a final moisture content of 8%. This slow and careful process ensures the intactness of the cell membranes in the timber necessary to allow the fast transmission of vibrations.