1. MS Mus. 1752/2/1 Reference (shelfmark): MS Mus. 1752/2/1 Title: Supplementary Vaughan Williams Collection. Correspondence. Letters to Diana Awdry (Mrs Oldridge) Scope & Content: Letters from Ralph Vaughan Williams to Diana Awdry, later Diana Oldridge Collection Area: Music Collections Languages: English Date Range: 1929-1938 Extent: 2 volumes