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
What Men Live By (opera) What Men Live By (opera) What Men Live By ("Čím člověk žije" in Czech) is an opera in one act by Bohuslav Martinů to an English libretto by the composer, based on "Where Love Is, There God Is Also" (1885) by Leo Tolstoy, though he chose to use the more universal title of a different Tolstoy story "What Men Live By" (1886). It was composed in 1951-1952 when the composer was living in the U.S.A, and described by him as a 'pastoral-opera'. The opera was premiered as a television broadcast in New York in May 1953. The first staged performance