Artist(s): Nelson Howe, Gary Graye, Anna Lockwood, Carol Weber
Date: October 16, 1973-October 18, 1973
"Substitutions" featured musicians: Gary Graye, Anna Lockwood, and Carol Weber. On October 18th there was a piece called "Eavesdrop 2", an Electronic Audio Environment to Listen In. Presented by the Participation Project Foundation.
