Lithophone
Lithophone [Gk. lithos, stone + phone, sound], set of percussion bars or plaques made of stone and capable of vibration. Lithophones occur in 2 forms: 1) oblong bars like those of a xylophone are suspended horizontally; 2) vertically suspended plaques. Existence of the bar type was not discovered until 1949, when a prehistoric lithophone was found in Vietnam. Since then 2 more have been brought to light, also in Vietnam, the largest of which is preserved in the Musée de l'Homme, Paris. This has…