Mahler, Gustav. (1860-1911). Signed Cabinet Photograph. A full and bold autograph signature "Gustav Mahler" on an original cabinet card photograph by E. Bieber of Hamburg and Berlin. 4.25 x 6.5 inches and in very fine condition.

Originally from the collection of the descendants of German sculptur Ernst Julius Hahnel (1811 - 1891), responsible for the Beethoven monument on the Munsterplatz in Bonn.