Over two evenings in late 1971, Mike Parr and Peter Kennedy presented 80 minutes of video tapes they had made over the previous months. These were recordings of performances of "art by instruction" in which the artist went about performing a task that may have put them under extreme pressure...
In March 1971 Peter Kennedy held a pair of installation shows concurrently under the overall label of Interference Variables, which he described as an exhibition in two phases.
For Silence do not take Chances – Negation of two sound sources by David Ahern and Peter Kennedy.
Two Body Concerts – Part 1 & 2. Performed by Peter Kennedy & Barbara Hall. Contact mikes and amplification by David Ahern. Piece of twenty minutes duration …… Two Body Concerts (duration ten minutes each)