
English system. Serial number 586. Oval paper label: 'By His Majesty's Letters Patent, C. Wheatstone, Inventor, 20 Conduit St., Regent St., London.' 6.06" diameter rosewood ends, simple fretwork, flat. 38 ivory buttons, black accidentals, stamped. Original green leather straps, with nickel screws. Four-fold green leather bellows with 'gold circle' papers.