Schmidt-Isserstedt, Hans. (1900–1973) Signed Program PhotographSigned halftone photograph of the German conductor and composer who led the Hamburg State Opera, the Berlin State Opera and later the North German Radio Symphony Orchestra. On a single sheet extracted from a London concert program, also featuring a smaller image of pianist Denis Matthews below. Another hand has dated at the head: January 21, 1954. Right edge rough; signature slightly smudged; overall in very good condition. 5. 25 x 8. 25 inches (13. 5