One of the most important connection between graphical design and music notation has been achieved in 1967 by Cornelius Cardew in his masterpiece called Treatise.
links
- A Young Persons Guide to Treatise, 2009 : http://www.spiralcage.com/improvMeeting/treatise.html
- PDF version on monoskop.org, a wiki for the arts, media and humanities : https://monoskop.org/images/e/e2/Cardew_Cornelius_Treatise_1967.pdf
- Other examples of music experimental music notation: https://www.smithsonianmag.com/arts-culture/5-12-examples-of-experimental-music-notation-92223646/