Christoph Willibald Gluck and Camille Saint-Saëns, have which occupation in common?
Christoph Willibald Gluck: Christoph Willibald (Ritter von) Gluck (] ; 2 July 1714 – 15 November 1787) was a composer of Italian and French opera in the early classical period. Camille Saint-Saëns: Charles-Camille Saint-Saëns (] , traditionally pronounced ] in French; (9 October 183516 December 1921) was a French composer, organist, conductor and pianist of the Romantic era.
composer