Folders 1 and 2 (= Closed) include correspondence with:

Folder 3 comprises photocopies of letters to Kaspar von Almen, Cornwell's friend from the University of Bern, including regarding university, early jobs and his first marriage, 1951-1960

Folder 4 comprises personal correspondence with Al (Alfred) Alvarez, poet, novelist and Cornwell's neighbour and close friend, mostly photocopies of letters from Cornwell to Alvarez, 1990-2016 (= Closed)