1924 81 buttonWheatstone Mcann Duet Concertina
2009 52 button Tedrow Hayden Duet
http://hmi.homewood.net/sounds/mcann-c.mp3
http://hmi.homewood.net/sounds/mcann-d.mp3
http://hmi.homewood.net/sounds/mcann-dg.mp3
http://hmi.homewood.net/sounds/mcann-e octaves.mp3
http://hmi.homewood.net/sounds/mcann-g chord.mp3
http://hmi.homewood.net/sounds/tedrow-c.mp3
http://hmi.homewood.net/sounds/tedrow-d.mp3
http://hmi.homewood.net/sounds/tedrow-dg.mp3
http://hmi.homewood.net/sounds/tedrow-e octaves.mp3
http://hmi.homewood.net/sounds/tedrow-g chord.mp3