See, for general tree-ring sequences, H.H. Lamb, “Reconstruction of the Course of Postglacial Climate Over the World,” in A.P. Harding, ed., Climatic Change in Later Prehistory (Edinburgh: Edinburgh Univ. Press, 1982), pp. 147–148; and, for Gordion, P.I. Kuniholm, “Dendrochronology at Gordion and on the Anatolian Plateau,” Summaries of Papers, 76th General Meeting, Archaeological Institute of America (New York, 1974), p. 66.