Stockhausen, Karlheinz. (1928 - 2007) Signed Poster for "Sirius."A striking signed item from the influential and controversial German composer. A color poster, inscribed playfully in bold silver ink "[heart shape] dially Stockahusen 1987." A few wrinkles at margins, overall very good. 43 X 50 cm. Commissioned by the West German government to celebrate bicentenary of the United States, the work is dedicated to the "American pioneers on earth and in space." Described as "a modern mystery play, clothed as a science