German composer (1864–1949) whose colorful symphonic poems and operas earned him a place among the most important figures in late-nineteenth- and early-twentieth-century music. Perhaps his best-known work is Also sprach Zarathustra (1896), which attained iconic status as the signature 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. Accompanied by an unsigned book photo. In very good condition, with uneven toning, a few light water stains, light pencil lines through text, and skinning to perimeter of address panel. COA John Reznikoff/PSA/DNA and R&R COA.