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Tuning Instrument.

Description: Patent for a tuning instrument that has interchangeable reeds and can find the fourth, fifth, and single tone of an octave.
Date: March 21, 1911
Creator: Norcross, Levi Watson
Partner: UNT Libraries Government Documents Department

Piano

Description: Patent for an invention related to instruments with sounding-boards, particularly upright pianos, that allows for volume control.
Date: April 12, 1910
Creator: Norcross, Levi Watson
Partner: UNT Libraries Government Documents Department
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