Rosenthal, Moriz. (1862–1946) Signed Postcard PhotographSigned postcard photograph of the important Polish pianist, who is shown in a portrait by Gerschel of Paris and has signed at the right edge. Light silvering to the edges; overall fine. 3. 25 x 5. 25 inches (8. 5 x 13. 7 cm). Moriz Rosenthal studied with Liszt for 9 years and was one of the most important pianists of the late 19th and early 20th centuries. A regular sonata partner of Fritz Kreisler, he toured frequently and left many recordings.