Jules MASSENET. Werther. Lyrisches Drama in drei Akten und vier Bildern nach Goethe. Dichtung von den Herren Eduard Blau, Paul Milliet und Georg Hartmann... Clavierauszug (Paris, Au Ménestrel, Heugel, 1892); large in-8, hardback, illustrated cover preserved. First edition with German text by Max Kalbeck (not mentioned on the title). Signed autograph letter with musical citation to Viennese baritone Karl Mayerhofer (1828-1913), who sang the role of the Amtmann (the Beadle) at the premiere of the German version at the Imperial Court Opera in Vienna on February 16, 1892, in Massenet's presence. On the cover, Massenet quotes 5 bars (music and lyrics) of the Amtmann's aria: "Genug! Genug! Will man nicht einmal...", and the mailing: "à Mr Mayerhofer cher souvenir J. Massenet".