Experimental musical instrument including intonarumori ("intoners" or "noise machines"), to create "noises" for performance. Unfortunately, none of his original intonarumori survived World War II. Replicas are being made though. Léon Theremin was a Russian inventor, most famous for his invention of the theremin around 1919–1920, one of the first electronic musical instruments. The Ondes Martenot is another early example of an electronic musical instrument. The luthéal is a type of prepared piano created by George Cloetens in the late 1890s and used by Maurice Ravel in his "Tzigane" for luthéal and violin. The instrument can produce sounds like a guitar or a harmonica,
Bones (instrument) Bones (instrument) The bones are a musical instrument (more specifically, a folk instrument) which, at the simplest, consists of a pair of animal bones, or pieces of wood or a similar material. Sections of large rib bones and lower leg bones are the most commonly used true bones, although wooden sticks shaped like the earlier true bones are now more often used. If metal spoons are used instead, as is common in the United States, this is called "playing the spoons". The technique probably arrived in the U.S. via Irish and other European immigrants, and has a history stretching back