
English system. Serial number 2662. Oval paper labels: 'By Her Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' Rosewood bevelled edges, pine backing. 48 ivory buttons, black accidentals, stamped. Later green leather straps. Four-fold green leather bellows with gold star papers. Round-end brass reeds.