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Published online by Cambridge University Press: 10 February 2009
1 This list is based mainly on information sent to the editor in response to inquiries in the spring of 1975. Research projects listed in Vols. II (1966), pp. 224–233; IV–V (1968–1969), pp. 367–369; VI–VII (1970–1971), pp. 255–257; VIII (1972), pp. 193–194; or IX–X (1973–1974), pp. 315–316, are not included in the present report.