Letter, 18 March 1938, Edinburgh, Sophie Weisse to Mary Grierson. Praising Grierson's musicianship, and expressing Weisses admiration and affection for Grierson. Holograph signed.

Letter, 18 October 1938, Surrey, Sophie Weisse to Mary Grierson. News of Weisse's state of health, description of a lecture given by Tovey, news of Weisses travels in Germany. Holograph signed.

Letter, 1 December 1938, Edinburgh, Sophie Weisse to Mary Grierson. Arranging to meet, discussion of Tovey's heart condition. Holograph signed.

Letter, [n.d], Surrey, Sophie Weisse to Mary Grierson. Thanking Grierson for sending Miss. Weisse flowers on her birthday, and news of Miss. Weisse's birthday celebrations. Holograph signed.

Letter, [n.d], Sophie Weisse to Mary Grierson. Description of time spent with John Tovey in Stuttgart. Holograph.

Letter, 6 July 1924, Bad Nauheim, Sophie Weisse to Mary Grierson. Enclosing fragments of a Tauchnitz and requesting Lord Murray's address and news of Miss. Weisse's visit to Germany. Holograph signed.

Letter, 1 September 1941, Edinburgh, Sophie Weisse to Hubert Foss. Commenting that Tovey did buy himself a big Bosendorfer piano before he died, and commenting on the tragedy of his life. Holograph signed.

Letter, 12 January 1944, London, Hubert Foss to Robert Trevelyan. Informing Trevelyan that Foss has received a proof for an article in 'Music and letters', and news of Miss. Weisse and her state of health. Holograph signed.

Letter, 9 July 1941, Surrey, Elizabeth Trevelyan to Sophie Weisse. Thanking Miss. Weisse for her letter, memories of Tovey and a suggestion that Grierson should have been appointed Professor. Typescript signed.

Postcard, 19 June 1926, Sophie Weisse to Mary Grierson. Informing Grierson that Weisse feels wretched after making a mistake about train times. Holograph signed, on colour postcard of Eton College quadrangle.