Rubinstein, Arthur. (1887–1982) [Karsh, Yousuf. (1908–2002)] Signed PhotographSigned photograph of the important pianist, who is viewed framed by the open lid and soundboard of his piano, in an elegant photograph by the Armenian Canadian photographer Yousuf Karsh. Rubinstein has signed across the image. Stamped on the verso by the photographer. Slightly poor contrast to the last few letters of the signature, but overall very fine. 8 x 10 inches (20. 7 x 25. 5 cm). Yousuf Karsh CC was an Armenian Canadian photographer known for