Interesting Shares @lemmy.zip not_IO @lemmy.blahaj.zone 2w ago Article David Ramsay Hay’s mapping of colour onto musical notes, a diagram from his The Laws of Harmonious Colouring (1838). oop: https://mastodon.social/@publicdomainrev/114563827006405018ooop: https://publicdomainreview.org/essay/music-of-the-squares-david-ramsay-hay-and-the-reinvention-of-pythagorean-aesthetics