Posted on October 15, 2019October 15, 2019 by Yalile23Manuel Haumer (Boy soprano) and Günter Haumer (baritone) sing “Elias” by Mendelssohn at Musikverein, Vienna. Manuel Haumer (Boy soprano) and Günter Haumer (baritone) sing “Elias” by Mendelssohn at Musikverein, Vienna. More Info