HAMBOURG, Mark, letters, autographs, documents, manuscripts Home | Archive | Facsimiles | Forgeries | Back HAMBOURG, Mark (1879-1960). Pianist. Postcard-sized photograph Signed ('Yours truly / Mark Hambourg / 30/1/07'), showing a head-and-shoulders profile view of the young musician. [No: 6029] This is the archived description of an item that has already been sold. Please contact me if you would like any further intormation.