Card, 29 December [n.y], Miss. Wallace to Robert and Elizabeth Trevelyan. Inviting the Trevelyan's to a celebration on the occasion of the forthcoming marriage between Clara Wallace and Donald Francis Tovey. Typescript.

Letter, 22 November 1916, London, Crompton to Bob [Robert Trevelyan]. Advising Trevelyan on being the Trustee to a will. Typescript signed.

Letter, 1 November 1916, London, Crompton to Bob [Robert Trevelyan]. Advising Trevelyan on his legal position as Trustee to a will. Typescript signed.

Letter, 9 November 1928, Surrey, Robert Trevelyan to Charles Ricketts. Agreeing to pay Ricketts three hundred pounds for his work on the ' Bride of Dionysus' sets. Holograph unfinished.

Letter, [n.d], London, Robert Trevelyan to Charles Ricketts. Enclosing the libretto of the ' Bride of Dionysus' and arranging a meeting with Tovey. Holograph signed.

Letter, 29 January 1929, Surrey, Robert Trevelyan to Charles Guthrie Esq.. Discussion of the performance of the opera and the financial and legal considerations. Typescript copy.

Letter, 11 July 1940, Surrey, Robert Trevelyan to Clara Tovey. Expressing grief and sympathy after the death of Tovey. Holograph signed, with envelope.

Letter, 16 March 1952, Paris, Janet Tessier du Cros to Mary Grierson. Praising Grierson's biography of Tovey, and her diplomatic style of writing and describing Tessier du Cros' musical training. Typescript signed, with stamped envelope, for Tessier du Cros see also Janet Grierson.

Letter, [n.d], Edinburgh, Robert Trevelyan to Hedmondt. Enclosing a cheque for thirty guineas in recognition for Hedmondt's contribution to a production. Holograph signed.

Letter, 1 May [n.y]. Discussing and praising Trevelyans work in producing ' The Bride of Dionysus'. Holograph signed.