Opera (Singspiel) in 2 acts by Weber, to lib. by Joseph Türk based on novel by C. G. Cramer (1798–9). Dialogue now lost. Comp. 1801–2. Prod. Augsburg 1803 (and possibly Munich 1807). Revived Lübeck 1927 with new dialogue by K. Eggert. Reconstructed version by H. Hasse prod. Freiburg 1943. Version based on idea of R. Lauckner by W. W. Göttig published 1963.