21. MS Mus. 447 Reference (shelfmark): MS Mus. 447 Title: Scope & Content: Alan Bush Collection. Correspondence with Ronald Stevenson Collection Area: Music Collections Languages: English Date Range: 1973-1980 Extent: 1 volume
22. MS Mus. 448 Reference (shelfmark): MS Mus. 448 Title: Scope & Content: Alan Bush Collection. Correspondence with Ronald Stevenson Collection Area: Music Collections Languages: English Date Range: 1981-1995 Extent: 1 volume
23. MS Mus. 441 Reference (shelfmark): MS Mus. 441 Title: Scope & Content: Alan Bush Collection. Correspondence with Barrie Stavis Collection Area: Music Collections Languages: English Date Range: 1961-1967 Extent: 1 volume
24. MS Mus. 442 Reference (shelfmark): MS Mus. 442 Title: Scope & Content: Alan Bush Collection. Correspondence with Barrie Stavis Collection Area: Music Collections Languages: English Date Range: 1968-1974 Extent: 1 volume
25. MS Mus. 443 Reference (shelfmark): MS Mus. 443 Title: Scope & Content: Alan Bush Collection. Correspondence with Barrie Stavis Collection Area: Music Collections Languages: English Date Range: 1975-1991 Extent: 1 volume
26. MS Mus. 431 Reference (shelfmark): MS Mus. 431 Title: Scope & Content: Alan Bush Collection. Correspondence with David and Diana Ellenberg Collection Area: Music Collections Languages: English Date Range: 1940-1952 Extent: 1 volume
27. MS Mus. 432 Reference (shelfmark): MS Mus. 432 Title: Scope & Content: Alan Bush Collection. Correspondence with David and Diana Ellenberg Collection Area: Music Collections Languages: English Date Range: 1952-1991 Extent: 1 volume