 On Bach's recommendation in 1743 he was able to join Johann Adolph Hasse's court orchestra at Dresden, where he remained for fifteen years.In 1759 (or 1758 according to "Chambers"), he went to England and became chamber-musician to Queen Charlotte, in 1764.He gave a concert of his own compositions in London, performing on various instruments, one of which was a five-string cello known as a pentachord, which had been recently invented by John Joseph Merlin.