Harmonichord

The harmonichord (also known as the piano-violin, violin-piano and the tetrachordon) is a keyed instrument invented by Thomas Kauffmann in 1810. It resembles a piano in appearance and is played like a piano, but produces a sound like a violin. The tone is produced by the pressure of the keys which sets a revolving wooden cylinder covered with leath...
Found on http://www.probertencyclopaedia.com/browse/VH.HTM

Harmonichord

A Harmonichord is a kind of upright piano, in which the strings are set in vibration not by the blow of the hammer but by indirectly transmitted friction.{sfn|Schlesinger|1911|p=958} == Description == The harmonichord, one of the many attempts to fuse the piano and violin, was invented by Johann Gottfried and Johann Friedrich Kaufmann (father and ...
Found on http://en.wikipedia.org/wiki/Harmonichord
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