Opera:
A
Philatelic History: This
website describes the history
of opera in
stamps! At 19th century, page
5, you'll find a short article
about Lortzing.
Don
Juan
und Faust: The complete
textbook of C.D. Grabbe's play
of 1829
in the Gutenberg-project.
Lortzing wrote the stage-music
and contributed
several songs.
Undine:
The original textbook of
Friedrich de la Motte Fouqué's
"Undine"
(1811) in the
Gutenberg-project.
