Portrait of Josepha Duschek (Czech: Josefína Dušková, 1754-1824), Czech opera singer and friend of W. A. Mozart. [Jan Vilímek / Humoristické listy, vol. 26, issue 40, p. 333, digitized by Czech National Library -- Public domain -- http://commons.wikimedia.org/wiki/File:Josefina Duskova 1884 Vilimek.JPG]