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Waters Aurola company history - "In the 20th Century, Horace Waters produced pianos under the names of Horace Waters & Co., Waters, and Chester. He also produced a line of player pianos under the name "Waters Autola". Horace Waters went out of business in about 1949."http://www.antiquepianoshop.com/online-museum/waters-horace/Open up the piano and there should be a metal plate in the piano that will have a serial number imprinted into it. It may also have the date.