Papers relating to education in Nigeria, mainly 1950s-1960s, including official papers, articles, reports and correspondence on various mainly Nigeria-related topics.

Letters and papers on thesis and in preparation for his book, Yesterday's Rulers. The making of the British Colonial Service (London, Oxford University Press, 1963; Syracuse, N.Y., Syracuse University Press, 1963), 1906-1977 Letters concerning the Oxford Colonial Records Project, 1962-1969 Papers relating to research on British Tanganyika, 1960-1974 …