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.
Alfred Lorenz Alfred Ottokar Lorenz (11 July 1868, Vienna – 20 November 1939 Munich) was an Austrian-German conductor, composer, and musical analyst. His principal work is the four-volume "Das Geheimnis der Form bei Richard Wagner", which attempts to comprehensively analyze some of Richard Wagner's best-known operas. Lorenz's work reflects to a great extent his sympathy with Nazi ideology, and has only recently been discredited by scholarship.