One of the most famous German Romantic authors, E.T.A. Hoffmann, was also a music theorist and a composer in his own right and in 1816 he produced an opera, Undine, in Berlin.
Et af de mest kendte tyske romantiske forfattere, E.T.A. Hoffmann, var også musikteoretiker og komponist, og i 1816 fik han sat en opera,Undine, op i Berlin.