バイエルン国立歌劇場
As a guest artist, Elsner appeared at the Vienna State Opera (1899), the Bavarian State Opera (1902), the Semperoper (1902), and the Opern- und Schauspielhaus Frankfurt (1902), mostly in Wagner roles. At the time of his sudden death in Prague in August 1903, he was in negotiations to join the roster of singers at the Bavarian State Opera. He was also supposed to sing the role of Pedro in the world premiere of Eugen d'Albert's "Tiefland" the following November.