Literature Cited and Acknowledgements
- D. J. de S. Price, ‘Gears from the Greeks’, Transactions of the American Philosophical Society, new series, 64(2), 70 (1974).
- G. D. Weinberg, V. R. Grace, G. R. Edwards, H. S. Robinson, P. Throckmorton and E. K. Ralph, ‘The Antikythera wreck reconsidered’, Transactions of the American Philosophical Society, new series, 55(3), 48 (1965).
- J. V. Field and M. T. Wright, ‘Gears from the Byzantines’, Annals of Science 42, 87–138 (1985).
- D. R. Hill, ‘AI-Bīrūnī’s Mechanical Calendar’, Annals of Science 42, 139–163 (1985).
- J. S. Weiner, The Piltdown Forgery, Oxford University Press (1955).
- We are grateful to the British Museum Research Laboratory and the Research Laboratory for Archaeology and the History of Art (Oxford University) for providing X-ray fluorescence facilities, and to the JEOL (uk) Ltd Demonstration Centre (Colindale) for allowing us to make use of one of the few scanning electron microscopes with a chamber large enough to accommodate the front plate of the sundial-calendar (diameter 135 mm).