Zemlinsky, Alexander. (1871–1942) & Marteau, Henri. (1874–1934) Signed ProgramSigned single sheet program from a 1923 performance of the Austrian pianist, composer and conductor Alexander Zemlinsky, together with the French violinist Henri Marteau. Both performers have signed over their photographs on the cover page of the program. The concert took place in Prague on October 2, 1923 and included works by Bach, Mozart, Debussy and Beethoven.