The collection is composed of letters to Ivory Buchan (Margaret Ivory Ritchie Buchan) and includes: Edinburgh letters, 1931-1938, beginning on a regular basis in 1934, with comments on teacher training, and setting up a private school in Blackhall; South Africa letters, 1938-1951, going abroad for health reasons, early difficulties in South Africa, and about work in Benoni and Johannesburg.