Helmut Walcha

Helmut Harrison Walcha was a blind German organist, harpsichordist, music teacher and composer who specialized in the works of the Dutch and German Baroque masters. Blind since his teenage years, he is known for his recordings of the complete organ works of Johann Sebastian Bach, entirely played from memory. From Wikipedia (https://en.wikipedia.org/wiki/Helmut_...) under Creative Commons Attribution CC-BY-SA 3.0 (http://creativecommons.org/licenses/b...)