
Anglo-German system. Serial number 30620. Oval brass right-hand label: 'C. Wheatstone & Co. Inventors, Patentees and Manufacturers, London.' Left-hand oval chrome label: 'Wheatstone 30620'. 6.25" diameter worn rosewood ends, bevelled edge. 31 keys: 15 each side, + 1 left-hand. Domed chrome, wood filled. Later straps, on wood hand bars stamped 'Linota'. Six-fold leather bellows, covered with green insulation tape. Round-end brass reeds. Old pitch C and G.