Blüthner and the Aliquot Fourth String System
Generations of piano makers have been constantly attempting to improve the quality of their instruments. Julius Blüthner made an important contribution with the development of the Aliquot System. Patented for the first time in 1872, it was one more step that provided Blüthner’s well known warm and romantic sound. The patented Blüthner Aliquot System consists of an additional fourth string […]