BARBIROLLI, Sir John, letters, autographs, documents, manuscripts Home | Archive | Facsimiles | Forgeries | Back BARBIROLLI, Sir John (1899-1970). Conductor. Bold signature in black ink on white card, ca 60 x 90 mm (2¼ x 3½ inches), trimmed and laid down on a black leaf. [No: 5213] This is the archived description of an item that has already been sold. Please contact me if you would like any further intormation.