Anonymous, Swiss alpin region Graubünden, early 18th century
One of the world's oldest piano Anonymous, Swiss alpin region Graubünden, early 18th century Case in pinewood. Compass 4 octaves with short bass-octave C/E - c’’’. Single action with a triangular shaped wooden hopper. No keyframe. No dampers. No legs. 1 registre for a fable lute-effect.