Power Bequest Exhibition 1968 (4 copies): poster, 1968 Elephant-Folio 74 (MS Acc10.088) Unit ID: Artworks 36-39 Date: 1968
Power Institute Lecture 1972: poster by Richard Wollheim, 1972 Elephant-Folio 74 (MS Acc10.088) Unit ID: Artwork 7 Date: 1972