Piper begins summer philosophy courses at the City College of New York. Meets Rosemary Mayer and Vito Acconci. Stops attending classes at SVA. Reads Robbe-Grillet, Beckett, Stein, Borges, Sarraute, Quineau, Duras, Butor, Pinget, Wittgenstein; listens to Schoenberg, Webern, Boulez, Stockhausen, Cage, LaMonte Young, Terry Riley, Steve Reich. Attends Charles Ludlam's Ridiculous Theatrical Company production, Conquest of the Universe or When Queens Collide. Sees Sol LeWitt's show at Dwan Gallery, 46 Variations on Three Different Kinds of Cubes. Begins to carve up objects spatiotemporally into infinite series, progressions, and variations. Goes on Bresson binge: Au Hasard Balthazar, Mouchette, The Diary of a Country Priest, The Trial of Joan of Arc, Pickpocket. Sees Delmer Daves' Dark Passage.