HENDERSON UPRIGHT GRAND combined BARREL PIANO, LONDON, 1825

This instrument is a rare combination of an upright grand combined with a barrel piano. 
The mechanism is clockwork 'powered' by a series of lead weights. It drives a second set of hammers, which strike the damped strings. The drum fitted to the instrument incorporates 10 different pieces. 

Technical data:

• Inscription: Henderson, Little James Street Bedford Row London
• Compass: 6 octaves (FF-f'''')
• Keyboard: naturals in ivory, sharps in ebony
• Pedals: 2: dampers - keyboard shift
• Dimensions: W 127 cm / D 65 cm / H 223 cm
• Case: rosewood with inlaid brass decoration
• Literature: CROMBIE D. "Piano Evolution, Design and Performance", p. 52
• Chris Maene Collection number: CM 35 359
• Location: 2 - Museum "Chris Maene Collection" Ruiselede