ArtworkUntitled from ZeroSign in to saveOtto Piene — 1966 — Photolithograph with embossing and watercolor additions from an illustrated book of texts and three embossingsArtwork · Museum of Modern ArtPhotolithograph with embossing and watercolor additions from an illustrated book of texts and three embossingsArtistOtto PieneMediumPhotolithograph with embossing and watercolor additions from an illustrated book of texts and three embossingsView at Museum of Modern Art · Open Access