Franz Xaver Gerl low vocal range; Branscombe (1991) observes that the very low notes that Mozart included in the part of Sarastro have been "the despair of many a bass singer since." By 1787 he had joined the theatrical company of Emanuel Schikaneder, for which he sang the demanding role of Osmin in Mozart's opera "The Abduction from the Seraglio" and other roles. In 1789 the troupe settled at the Theater auf der Wieden in Vienna. Gerl participated in a system of joint composition used by Schikaneder's troupe, in which "Singspiele" were produced rapidly by having several composers collaborate. As such, Gerl may
Adina (opera) Adina (opera) Adina is an operatic farsa in one act by Gioachino Rossini with a libretto by Marchese Gherardo Bevilacqua-Aldobrandini. The opera develops the popular theme of the "abduction from the seraglio". "Adina" was commissioned in 1818 by Diego Ignazio de Pina Manique, police superintendent of Lisbon and inspector of Portuguese theatres. The plot is very similar to that of Francesco Basili's 1819 opera, "Il califfo e la schiava", for which the libretto was written by Felice Romani, and some passages occur in both librettos - a mystery which has not yet been unravelled. The opera was intended as a