. . "1900-1999" . . "1900 - 1999" . "Geschichte 1900-" . . "Sänger." . . "Sänger" . "operasangere biografier" . . "Biographie" . . "History"@en . "History" . "Singers of the century. Vol. 2"@en . "Singers of the century Vol. 2" . "Singers of the century. Vol. 2" . . . . . . "Singers of the century. Volume 2" . "Singers of the century. Volume 2"@en . . "Singers of the century. 2" . . . "Singers of the century. volume 2" . "Biography"@en . "Biography" . "Wörterbuch" . . . . . . . . "Singers of the century 2" . . . . . . . . . "Artistes lyriques Biographies." . . "Sängerin." . . "Sängerin" .