
Band concertina. Crane duet system. Serial number 1390. No label. Hand bars bear Lachenal trademark and are stamped: 'patent no. 4752.' 11" long, 9.88" AF [across front?] in stretched hexagon format, thick stained mahogany ends, simple frets, bevelled. 43 keys: 17 left-hand, 25 right-hand + 1 air. Flat topped nickel, bushed. Later leather straps, screws absent. Eight-fold black leather bellows. Round-end brass reeds.