Prey, Hermann. (1929–1998). Signed "Fledermaus" Program. Signed program from the German lyric baritone, who performed in the lead role of Gabriel von Eisenstein in Die Fledermaus at the Royal Opera House at the opening night on December 31, 1977. Prey has signed over the cast listing on p. 19. Conducted by Zubin Mehta, the production also featured Kiri te Kanawa and was broadcast live on the BBC. 64 pp. Very fine. 5.25 x 9 inches (13.2 x 23 cm).