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Music Indicator

Description: Patent for a music indicator. This device is readily applied to a piano or other keyed musical instruments in order to properly indicate the various chords, notes, scales, and the like. Illustration included.
Date: October 10, 1905
Creator: MacMaster, James
Partner: UNT Libraries Government Documents Department

Music-Indicator.

Description: Patent for a music indicator, which shows sheet music notations and the name of the note and major and minor chords on a device, which is placed over the keyboard of a piano to show where the different notes are for use in teaching music.
Date: January 21, 1908
Creator: Thrash, William E.
Partner: UNT Libraries Government Documents Department

Music-Indicator.

Description: Patent for a music indicator that shows the names of the notes on the piano and how to form various chords and scales to assist the user in learning music.
Date: July 4, 1911
Creator: MacMaster, James
Partner: UNT Libraries Government Documents Department
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