In Catalogue No. 700 (c.1930) it's listed as "Large size German type of Hohner model No. 724/10/4. Size 12 1/4 X 6 7/8 inches, 10 button keys with brass valves, 4 sets of steel reeds, octave tuning, metal stops, treble and bass parts decorated with gold leaf, Stradella corners, 12 fold bellows with 2 centre frames and leather fittings.



There were earlier 4 stops, but not with pokerwork decoration.