PIATIGORSKY, Gregor, letters, autographs, documents, manuscripts Home | Archive | Facsimiles | Forgeries | Back PIATIGORSKY, Gregor (1903-1976). Russian cellist. Signature in ink on a 8vo page from a programme for a recital at the Usher Hall, Edinburgh, 5 September 1948. [No: 5800] This is the archived description of an item that has already been sold. Please contact me if you would like any further intormation.