Fig. 4. Raqqa type potsherd.
which is easily dated to the 13^-14"' century (tricolour underglaze
painted). A test trench in the floor of Tower XV revealed an earlier
floor separated from the former by a iayer of yeilow stone gravel
In the immediate vicinity of the exterior wall a thick layer of ashes
containing numerous potsherds was found. The sherds represent a
variety of glazed types including luster painted, black-under-
turquoise glaze, in addition to unglazed moulded ware. All of these
seem to be dated to the 14'*' century, rather than the 13'*', on
stylistic grounds The bright luster on manganese and a deep blue
ground, the panelled ornament in black-under-turquoise glaze -
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