HOROWITZ, Vladimir, letters, autographs, documents, manuscripts Home | Archive | Facsimiles | Forgeries | Back HOROWITZ, Vladimir (1903-1989). Russian-American pianist. Signature in ink on a small card (apparently the visiting card of Walter Wiener, whose name is printed on the reverse), no date. [No: 23254] This is the archived description of an item that has already been sold. Please contact me if you would like any further intormation.