1. Babbage, Charles, Passages from the Life of a Philosopher, Longman, London, 1864.
2. Babbage, Charles, Reflections on the Decline of Science in England, and Some of its Causes, B. Fellowes, London, 1830.
3. Ball, W. W. Rouse, A History of the Study of Mathematics at Cambridge, Cambridge University Press, Cambridge, 1889.