Here is a link to performance art from the seventies in my website archive
The photo above shows the core group of the Theatre of Mistakes: Fiona Templeton, Mickey Greenall, Peter Stickland, Glenys Johnson, Miranda Payne, Anthony Howell.
Some of these listed performances extend into the eighties and the nineties.
See also the website of The Theatre of Mistakes.
anthonyhowelljournal 