Referring to Diagram I., the 18 tones of keyed instruments are here again represented, both round the circle and in musical clef. In this diagram the 12 Minor Key-notes are written thus
; the 7 white notes of a keyed instrument are here coloured; the five intermediate tones, as before, are left uncoloured.
The 12 Minor Key-notes, as gained from the 12 Major Key-notes, are written in musical clef.
Diagram I - Harmonies
Diagram I - The Eighteen Tones of Keyed Instruments
Diagram I - Eighteen Tones of Keyed Instruments