Drafts and proofs of book chapters, 1959-1969, n.d.
- 'Classical and Romantic', chapter 3 in The Pelican history of music published by Penguin in 1969, with related correspondence
- 'Symphony: the ninetieth century' entry for the 6th edition of the Grove dictionary of music and musicians
- 1959-1969, n.d.
1 box (2 folders)