Rosenthal, Moriz. (1862–1946) Interesting letter to Emerich Kastner1 page. Vienna, 2 20, 1886. In German, a fine autograph letter from one famous Liszt student to another. Together with a gravure portrait of Rosenthal. The great Polish pianist, Moriz Rosenthal, studied with Liszt for 9 years and was one of the most important pianists of the late 19th and first half of the 20th century. A regular sonata partner of Fritz Kreisler, he toured frequently and left some fantastic recordings. Emerich Kasnter (1847 1916)