527 Euryanthe is a minor planet orbiting the Sun, it was discovered in 1904 by Max Wolf and named after the heroine of an opera by which German composer, conductor, pianist, guitarist and critic, and was one of the first significant composers of the Romantic school?
Carl Maria von Weber Carl Maria Friedrich Ernst von Weber (18 or 19 November 1786 5 June 1826) was a German composer, conductor, pianist, guitarist and critic, and was one of the first significant composers of the Romantic school.
Anna Caroline Oury Anna Caroline Oury ("née" De Belleville), also known as Ninette de Belleville, Ninette von Belleville or Ninette de Belleville-Oury (24 June 1808 – 22 July 1880), was a German pianist and composer of French ancestry.