TURING ITEmS | 483
Turing (1943):
A. M. Turing, ‘A method for the calculation of the zeta-function’, Proceedings of the London Mathe-
matical Society, Series 2, 48 (1943), 180–97.
Turing (1945):
A. M. Turing, ‘Proposed electronic calculator’; Copeland et al. (2005), Chapter 20.
Turing (1945a):
A. M. Turing, ‘Notes on memory’; Copeland et al. (2005), Chapter 21.*Turing (1947):
A. M. Turing, ‘Lecture on the Automatic Computing Engine’; The Essential Turing, Chapter 9.
*Turing (1948):
A. M. Turing, ‘Intelligent machinery’, National Physical Laboratory, 1948; The Essential Turing,
Chapter 10.*Turing (1950):
A. M. Turing, ‘Computing machinery and intelligence’, Mind, 59(236) (October 1950), 433–60; The
Essential Turing, Chapter 11.*Turing (c.1951):
A. M. Turing, ‘Intelligent machinery: a heretical theory’; The Essential Turing, Chapter 12.*Turing (1951):
A. M. Turing, ‘Can digital computers think?’; The Essential Turing, Chapter 13.
*Turing (1952):
A. M. Turing, ‘The chemical basis of morphogenesis’, Philosophical Transactions of the Royal Society of
London. Series B, Biological Sciences, 237 (1952), 37–72; The Essential Turing, Chapter 15.*Turing et al. (1952):
A. M. Turing, R. B. Braithwaite, G. Jefferson, and M. H. A. Newman, ‘Can automatic calculating
machines be said to think?’, BBC broadcast (1952); The Essential Turing, Chapter 14.*Turing (1953):
A. M. Turing, ‘Chess’; The Essential Turing, Chapter 16.Turing (1953a):
A. M. Turing, ‘Some calculations of the Riemann zeta-function’, Proceedings of the London Mathematical
Society, Series 3, 3 (1953), 99–117.
*Turing (1954):
A. M. Turing, ‘Solvable and unsolvable problems’, Science News, 31 (1954), 7–23; The Essential Turing,
Chapter 17.
Unpublished items by Turing are listed in the Notes.