Joe Tilson RA, British b.1928- The Software Chat Questionnaire, 1968; the complete portfolio of six screenprints in colours, five on wove bound in ring binder folio with aluminium covers, one on silver foil loose as issued, incised with signature and numbered 136/150, signed and numbered in pencil to title page, in original wood slip case, overall 56.5 x 52cm (folio) (ARR) Please refer to department for condition report