Buxton Papers. Letters to Constance Smith from her daughter, Mildred Buxton; 1894-1918, n.d. The bound volumes include a few letters to or from others as indicated.
Buxton Papers. Material relating to Newtimber Hill in Sussex, property of the Buxton family, a gift from Mildred Buxton to the National Trust; 1935-1937, n.d. Memorandum, letters, and press cuttings.