![](https://www.horniman.ac.uk/media-collection/150/433/WI_M47a_1996.jpg)
English system. Serial number 9567. Oval paper label: 'By Her Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' 6.25" diameter rosewood ends with simple fretwork, white leather backing, bevelled edge and brass inlays. 48 buttons, silver capped nickel and bushed. One later home made strap and one absent, with nickel screws. Five-fold green leather bellows, 'Repaired by JM Benson, 9 Aungier St, Dublin 4.8.16.'