Bella Alten operatic career included six Metropolitan premiere performances – Adele in Die Fledermaus (1905), Gretel in Hänsel und Gretel (1905), Saffi in Der Zigeunerbaron (1906), Olga in Fedora (1906), Columbina in Le Donne Curiose (1912), and Lisetta in L'amore Medico (1914). In November 1905 when she sang Gretel in the premiere Metropolitan performance of Hänsel und Gretel, the composer Engelbert Humperdinck was in the audience. This opera received 11 performances that first season and was selected by Theodore Roosevelt's wife as a benefit for the Legal Aid Society. Alten sang Gretel in this opera every season she was with the Met
Croesus (opera) Croesus (opera) Der hochmütige, gestürzte und wieder erhabene Croesus ("The Proud, Overthrown and Again Exalted Croesus") is a three-act opera (described as a "Singe-Spiel") composed by Reinhard Keiser. The German language libretto by Lucas von Bostel was based on Nicolò Minato's 1678 dramma per musica "Creso", the music for which was composed by the Emperor Leopold I. Keiser's "Croesus" received its first performance at the Theater am Gänsemarkt, Hamburg, in 1711 (exact date unknown). Later, the composer extensively revised the opera for a new version, which premièred at the same theatre on 6 December 1730. In the process, he discarded