Letter, 28 July 1925, Edinburgh, Charles Guthrie to Annie Friedberg. Covering note for some press cuttings which Guthrie suggests may be used in. Holograph signed.

Letter, 9 August 1939, Edinburgh, Charles Guthrie to Mrs. Lumsden. Concerning the theft of three wigs. Typescript copy.

Letter, 19 November 1945, Edinburgh, Charles Guthrie to Oxford University Press. Discussing Grierson's plans to produce a biography of Tovey and suggesting that a representative from Oxford University Press be sent to see her. Typescript copy.

Letter, 23 January 1929, Edinburgh, Charles Guthrie to R. C. Trevelyan. Discussion of the draft agreement with The Edinburgh Opera Comapny for the production of 'The Bride of Dionysus '. Typescript signed.

Letter, 21 February 1929, Edinburgh, Charles Guthrie to R. C. Trevelyan. Requesting that Trevelyan sign the agreement between the Edinburgh Opera Company, himself and Tovey, concerning ' The Bride of Dionysus '. Typescript signed.

Letter, 2 February 1929, Edinburgh, Charles Guthrie to Robert Trevelyan. Discussion of the contract between Tovey, Trevelyan and the Edinburgh Opera Company. Typescript signed.

Letter, 25 February 1929, Edinburgh, Charles Guthrie to Robert Trevelyan. Enclosing a letter from Charles Ricketts, and discussing the agreement over ' The Bride of Dionysus' . Typescript signed.

Letter, 15 March 1929, Edinburgh, Charles Guthrie to Robert Trevelyan. Enclosing a new agreement, thanking Trevelyan for a cheque and details of the costs of properties for the opera. Typescript signed.

Letter, 23 March 1929, Edinburgh, Charles Guthrie to Robert Trevelyan. News that the opera licence has been received by the Empire theatre, and arranging the delivery of properties. Typescript signed.

Letter, 26 March 1929, Edinburgh, Charles Guthrie to Robert Trevelyan. Discussion of the wigs, beards and moustaches ordered by Charles Ricketts for the production of 'The Bride of Dionysus'. Holograph signed.