BERNARD STEVENS COLLECTION. Vols. LI, LII. 'Mimosa', opera in three acts (libretto, Montagu Slater), op. 15; 1950. The work was not completed. Two volumes.
BERNARD STEVENS COLLECTION. Vols. XXX-XXXIII. Concerto for piano and orchestra, op. 26; 1955, revised 1981 as op. 54. See Add. 69877, 69878 below. Four volumes.
BERNARD STEVENS COLLECTION. Vols. LIX, LX. Cantata 'The Pilgrims of Hope' (words, William Morris), for soprano and baritone solo, chorus and orchestra, op. 27; 1956, [revised 1968?]. Two volumes.
BERNARD STEVENS COLLECTION. Vols. LXI, LXII. Two Poetical Sketches (words, William Blake), for women's voices and string orchestra (or piano), op. 32; 1961. Two volumes.