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
David Evan Jones (composer) also selected to be part of 60x60. David Evan Jones (composer) David Evan Jones (born 1946) is an American pianist and composer of chamber music, opera, and computer music. Jones was a student of composer Roger Reynolds and Pauline Oliveros at University of California, San Diego, before studying at IRCAM in Paris. Later he joined the faculty at Dartmouth College, New Hampshire, in the 1980s before becoming professor of music at University of California at Santa Cruz. His notable compositions include "Scritto", which features digitally manipulated vowel sounds. He has also written one chamber opera, "Bardos", which premiered in Seoul,