1911 Encyclopædia Britannica, Volume 13… (1911)
“ In order to recruit his health he made a prolonged tour in 1836 through the chief German towns. In 1837 he settled at Breslau, where he had married, but in the following year he migrated to St Petersburg, where previous visits had made him persona grata at Court. He then became court pianist and inspector of musical studies in the Imperial Institute of Female Education, and was ennobled. ”
