Long have instrument makers striven to achieve fine tone-divisions, only to be hampered at each turn by man's clumsiness. The possibilities of the violin, for example, are limited to quarter-tones due to the breadth of man's finger.
Last week two Massachusetts Institute of Technology professors, Arthur Cobb Hardy and Sherwood F. Brown, announced a new instrument which takes the burden of precision off man, puts it on electrical apparatus. No strings, no vibrating air columns are in their invention, which may best be compared to the reproduction apparatus for Movietone talking pictures.
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