Double sided announcement poster published in conjunction with a series of performances held in East Hampton, South Hampton, and Amanganset, Long Island, August 25 - 27, [1969], and September 1 - 2, [1969]. Performances and films by Max Neuhaus, Morton Feldman, John Cage, Tony Conrad, Twyla Tharp, Sara Rudner, Theresa Dickinson, Margery Tupling, Robert Breer, Robert Whitman, Terry Riley, and Trisha Brown (Schlicter).