Klüver, Billy. — 9 Evenings: Theater and Engineering: pressbriefing: remarks by Billy Klüver. — September 29, 1966. — [4] p. — Inclus dans le dossier intitulé «Press package for 9 evenings : theatre and engineering». Cote CR+D : EAT C1-27 / 2 DE 6 ELEMENTS