German composer (1864–1949) whose colorful symphonic poems and operas earned him a place among the most important figures in late-19th- and early-20th-century music. His best-known work is ‘Also Sprach Zarathustra’ (1896), which attained iconic status as the theme of the film 2001: A Space Odyssey. ALS in German, one page on the correspondence side of a 5.5 x 3.5 postal card, no date [postmarked May 18, 1896]. An untranslated message to Gustav Kogel, director of the Frankfurt Museum Concerts, regarding an upcoming appearance. In very good condition, with uneven toning, a few light water stains, light pencil lines through text, and skinning to perimeter of address panel. RRAuction COA.