
English system. Serial number 3849. Oval paper label: 'By Her Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' 6.25" diameter rosewood ends with lacquered card backing, flat. 48 brass buttons, stamped. One original green leather strap, one later brown leather strap, and brass screws. Four-fold green leather bellows (patched at corners) with gold star papers. Round-end riveted nickel reeds with circular paper reed pan label.