Mitropoulos, Dimitri. (1896–1960) & Berger, Theodor. (1905–1992) Signed ProgramSigned program from the October 9, 1960 premiere of the Austrian composer Theodor Berger's Die Jahreszeiten, with the Wiener Philhamoniker under Dmitri Mitropoulos. Mitropolous has signed over his name on the first page, and Berger over his on an internal page. 55 pp. Light overall toning but otherwise fine. 5. 5 x 7. 75 inches (14. 3 x 19. 6 cm). Berger studied with Franz Schmidt at the Wiener Musikakademie from 1926 to 1932. From 1932 to 1939 he was