Full score transparencies, 1961, of 'Cantata' (opus 32) by Denis ApIvor, being a setting for four solo voices, chorus, speaker, and orchestra of the ten 'Altarwise by owl-light' sonnets by Dylan Thomas; and vocal score, 1961, of the same work in a photographic reproduction from transparency. Autograph additions to the vocal score include corrections made in 1985 and a note on performance on back flyleaf.