Utopia : question & answer. — New York : Experiments in Art and Technology, [Mai 1971]. — [2] p. — Document d'archives. — Inclus dans le dossier intitulé «Utopia : question & answer : a project for the exhibition “Utopia and Visions : 1871-1981”». — Description de projet. Cote CR+D : EAT C13-5 / 1 DE 6 ÉLÉMENTS ; 235