Cornelius Cardew page on UbuWeb:
http://www.ubu.com/sound/cardew.html

A Young Person’s Guide to Treatise:
http://www.spiralcage.com/improvMeeting/treatise.html

The Scratch Orchestra play Paragraph 1 of “The Great Learning”

“The Great Learning”, Paragraph 3 & 6, directed by Dave Smith

Fourth System from “February Music”; “Material”; “February Piece”; “Unintended Piano Music”, performed by John Tilbury

“Treatise” Live in Prague, 1967 (excerpt)