![](https://www.horniman.ac.uk/media-collection/150/395/WI_M311_1996.jpg)
English system. Serial number 2891. Oval paper label: 'By Her Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' 6.94" diameter rosewood ends with simple fretwork and pine backing, with bevelled edge. 48 ivory buttons, black accidentals, stamped. Later brown leather straps with screws absent. Five-fold green leather bellows with gold star papers. Square-end brass reeds.