Max Kalbeck was a close friend and partisan of Johannes Brahms. Kalbeck's principal achievement was his eight-volume biography of that composer, published from 1904 to 1914, which has never been translated into English. Kalbeck also edited several volumes of Brahms's correspondence and in 1918, the letters of the poets Gottfried Keller and Paul Heyse, as well as publishing two collections of his own music reviews. Kalbeck wrote new libretti for Mozart's "Bastien und Bastienne" and "La finta giardiniera"; and he revised those of "Don Giovanni" and "The Marriage of Figaro" for Gustav Mahler's productions at the Vienna Hofoper. In addition, he supplied
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