Image Missing: Ephemera titled Letter from Andrzej Dudek-Dürer to Tom Marioni (The Seventh Metaphysical Telepathic Project), a: offset printing on paper b: Charcoal, ink, marker, and stamp marks in blue ink on paper c: Marker, stamp marks, and air mail sticker on envelope with postmark and postage stamps, accession number 1995.46.543.a-c.