![](https://www.horniman.ac.uk/media-collection/150/438/WI_M52a_1996.jpg)
English system. Serial number 1670. Oval paper label: 'By Her Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' Flat amboyna ends, simple fine frets, pine backing. 48 ivory buttons, black accidentals, bushed and stamped. Later professionally fitted black leather straps with nickel screws. Four-fold green leather bellows, silk-reinforced bottom fold, with gold star papers. Square-end brass reeds, some later steel tongues.