
Piano-fingered two-row system. Serial number 4625. Oval paper label: 'Lachenal & Co, Patent Concertina Manufacturer, London.' 6.63" diameter flat rosewood ends, fully fretted, bevelled, silver fabric backing. 44 keys: left-hand 11 white, 8 black; right-hand 14 white, 10 black + 1 air. Domed plastic, bushed. Black leather straps, right-hand hand bar stamped: 'Steel Reeds' with Lachenal trademark. Chromed screws. Right-fold black leather bellows. Round-end steel reeds.