Note 75 — THE PRELUDES AND FUGUES OF J.S. BACH TOCCATAS—FANTASIAS—THE PASSACAGLIA—THE SONATAS
Wallace Goodrich translation
Prince Johann Ernst was of a weak constitution; he died in 1715, at the age of nineteen years, and the only way he could make his insomnia bearable was to keep with him in his room during entire nights Walther, his music teacher, who would play for him his favorite pieces.