
English system. Serial number 10552. Oval paper label: 'By Her Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' 5.88" diameter mahogany ends with simple fretwork and varnished card backing, flat. 22 ivory buttons, black accidentals, stamped. One green leather strap, one brass screw. Four-fold green leather bellows, with gold star papers. Round-end brass reeds with steel rivets and with pans with space for 16 notes, circular paper reed pan label.