Correspondence of Constant Lambert (personal and business in relation to music), 1930-1950; papers relating to a proposed biography of Constant Lambert by Angus Morrison, comprising unfinished drafts for the book and related correspondence from Angus Morrison, Dora Foss, Edward Sackville-West, J McKay Martin, Maurice Lambert, Kit Lambert, George G Harrap & Co, 1953-1955; notes on Constant Lambert by Angus Morrison; letters from friends, acquaintances and musical organisations about Constant Lambert, principally to Angus Morrison in response to Morrison's requests in the national press for information on Lambert, 1954-1955; miscellaneous biographical notes, sketches and articles on Constant Lambert (articles etc), 1929-1951; Constant Lambert: various verses and poetry.

Papers of or relating to the Wessex Philharmonic Orchestra and its conductor Reginald Goodall, mainly comprising correspondence with composers, singers, musicians, orchestral managers, agents and artists, relating to the foundation of the orchestra, performances of the orchestra during World War Two, the hiring and dismissal of musicians, the arranging of concerts, discussion of programmes (including music by Britten, Elgar, Poulenc, Rubbra, Sibelius, Vaughan Williams, Walton and many others), payments and disbursements made, arrangements for accommodating visiting soloists and conductors etc, mainly addressed to Maisie Aldrich, with a large number of letters from Goodall, and others including Adrian Boult, Harriet Cohen, H C Colles, George Dyson, Anatol Fistoulari (about Anna Mahler), Beatrice Harrison, Arnold Haskell, Julius Isserlis, Gordon Jacob, Eileen Joyce, Kathleen Long, Reginald Morley, Albert Sammons, Malcolm Sargent, Kendall Taylor, Ralph Vaughan Williams.

Papers of the Incorporated Society of Authors, Playwrights and Composers comprising an annual report for 1945.