Archaeological papers and correspondence Two papers, with accompanying correspondence, sent to J.C. Wilkinson in 1975. Donald Whitcomb, 'The Harvard Archaeological Survey in Oman in 1973 and 1975: a preliminary discussion of the Islamic periods', with typed letter dated 3 July 1975, and Tony J. Wilkinson, 'Sohar Ancient Fields Project. Interim Report No.1', with a typed letter dated 21 June 1975. There is also a letter from Andrew Williamson, Director of Antiquities for the Sultanate of Oman, dated 24 March 1974 and referring to Tony Wilkinson's work at Sohar. 1974-1975