Fidelio by Ferdinando Paer (a score of which was owned by Beethoven). Beethoven published the 1806 libretto and, in 1810, a vocal score under the title "Leonore", and the current convention is to use the name "Leonore" for both the 1805 (three-act) and 1806 (two-act) versions and "Fidelio" only for the final 1814 revision. The first version with a three-act German libretto adapted by Joseph Sonnleithner from the French of Jean-Nicolas Bouilly premiered at the Theater an der Wien on 20 November 1805, with additional performances the following two nights. The success of these performances was hindered by the fact that
The Devil in Love (opera) The Devil in Love (opera) The Devil in Love (; ) is an opera in three acts by the Russian composer Alexander Vustin (born 1943). The Russian libretto was written by Vladimir Khachaturov after the novel "The Devil in Love" by Jacques Cazotte (1772). This is probably the most important composition of Alexander Vustin. He worked on this opera for around 15 years (1975–1989). Despite his efforts, the opera still was not performed. However, the composer used the same or similar musical material in dozens of his compositions written during the same period. «Ex oriente...III» Eight Composers from the former