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, 23 March 1929, London, Alick Johnstone to Robert Trevelyan. Requesting a cheque and informing Trevelyan that Ricketts is satisfied with the work being done. Holograph signed.

Letter, 5 May 1932, London, Alick Johnstone to Robert Trevelyan. Thanking Trevelyan for a letter and cheque, and comments on what to do with drawings and plans. Holograph signed.

Letter, 14 October 1939, London, B. J. Simmons & Co to Robert Trevelyan. Concerning the storage and ownership of the costumes for ' The Bride of Dionysus'. Typescript copy.

Letter, [n.d], London, Charles Ricketts to Robert Trevelyan. Enclosing estimates for props, and plans to arrange a meeting. Holograph signed.

Letter, [n.d], London, Charles Ricketts to Robert Trevelyan. Discussing the possibilities for scenery that ' The Ariadne ' produces, discussing Ricketts fee for designing scenes, and a comment on the quality of drama in the writing, inviting Tovey to dinner in a post script. Holograph signed.

Letter, [n.d], London, Charles Ricketts to Robert Trevelyan. Discussion of materials for the models , and informing Trevelyan that Ricketts assistant Johnstone is coming to Edinburgh and an estimate for the cost of work on the props and models. Holograph signed.

Letter, [n.d], London, Charles Ricketts to Robert Trevelyan. Expressing pleasure that the opera has met with interest and success, hoping that the opera will be put on in Manchester and praise from Johnstone. Holograph signed.

Letter, [n.d], London, Charles Ricketts to Robert Trevelyan. Regretfully informing Trevelyan that Ricketts is too busy to design scenery for Trevelyan's play. Holograph signed.

Letter, [n.d], London, Charles Ricketts to Robert Trevelyan. Suggesting that Trevelyan should keep hold of the sets and scenery for a production of the opera at Manchester and not donate the sets to the opera company. Holograph signed.