Mandolin 1796: Sonatine WoO 43a; Adagio ma non troppo WoO 43b; Sonatine WoO 44a and Andante con Variazioni WoO 44b. The opera "Don Giovanni" by Mozart (1787) includes mandolin parts, including the accompaniment to the famous aria "Deh vieni alla finestra", and Verdi's opera Otello calls for guzla accompaniment in the aria "Dove guardi splendono raggi", but the part is commonly performed on mandolin. Gustav Mahler used the mandolin in his Symphony No. 7, Symphony No. 8 and Das Lied von der Erde. Parts for mandolin are included in works by Schoenberg (Variations op. 31), Stravinsky (Agon), Prokofiev (Romeo and Juliet)
Mandolin of the customary wooden soundboard (mandolin top/face). Historic brands include Dobro and National. As with almost every other contemporary string instrument, another modern variant is the electric mandolin. These mandolins can have four or five individual or double courses of strings. They have been around since the late 1920s or early 1930s depending on the brand. They come in solid body and acoustic electric forms. Instruments have been designed that overcome the mandolin's lack of sustain with its plucked notes. Fender released a model in 1992 with an additional string (a high a, above the e string), a tremolo bridge