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,
Celestaphone (instrument) Dallas, Texas. Celestaphone (instrument) The celestaphone was a musical instrument of the zither family, which was played by pressing spring-levers to cause small hammers to strike the strings of the instrument. The term "celestaphone" was also used for a glass-plate xylophone designed by Charles C. Weidman of Ohio State University around the 1930s. Yet another "celestaphone" was an instrument created by Clair Omar Musser, a glockenspiel-like instrument he constructed over the mid-20th century from meteorites. The gospel musician Washington Phillips was thought to have played the dolceola on several of his recordings, but he actually played a compound instrument he