David Ramsay Hay’s mapping of colour onto musical notes, a diagram from his The Laws of Harmonious Colouring (1838).
David Ramsay Hay’s mapping of colour onto musical notes, a diagram from his The Laws of Harmonious Colouring (1838).
David Ramsay Hay’s mapping of colour onto musical notes, a diagram from his The Laws of Harmonious Colouring (1838).