Der Zwerg, Op. 17, is an opera in one act by Austrian composer Alexander von Zemlinsky to a libretto by Georg C. Klaren, freely adapted from the short story "The Birthday of the Infanta" by Oscar Wilde. Wikipedia
Composer: Alexander von Zemlinsky
Written: 1921
Librettist: Georg C. Klaren
First performance: May 22, 1922, Cologne Opera
Adapted from: A House of Pomegranates
Language: German
Translation: The Dwarf