Karl Haffner
German actor and librettist (1804-1876) / From Wikipedia, the free encyclopedia
Karl Haffner (pseudonym), real name Karl Schlechter, (8 November 1804 – 29 February 1876) was a German dramaturge.
Karl Haffner (pseudonym), real name Karl Schlechter, (8 November 1804 – 29 February 1876) was a German dramaturge.