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Mechanical Attachment for Pianos and Organs

Description: Patent for a "mechanical attachment for pianos and organs whereby and musical composition executed upon the instrument shall be automatically recorded upon a travelling strip or band or, if preferred, on the cylindrical surface of a revolving drum" (lines 10-15).
Date: May 31, 1892
Creator: Harriman Jr., John Emery
Partner: UNT Libraries Government Documents Department