Fonds consists of correspondence, photographs, news clippings, and broadcast scripts pertaining to the lives of Irene T. Barclay, her brother Kingsley Martin, her husband John B. Barclay, and their sons Anthony and Michael Barclay. It includes John Barclay’s letters home from France during World War I, and documents regarding: Irene Barclay’s work as a surveyor in Great Britain and as an advocate of housing reform; pacifism and nuclear disarmament; the education and activities of Anthony Barclay after emigrating to Canada; and the career of Kingsley Martin, including his death in 1969.