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60   (Later Series)     Vase with ribbed, gently coned base and gently conic throat.

Does this shape appear in other series?  Yes - 'A' Series / Kerryl A107, although no example is recorded.
It also somewhat resembles Later Series 5 and Early Series 240, but here the base is more gently coned, and the throat widens upwards whereas in 5 & 240 it is parallel-sided.

Height; 12 cm
Shape book 'A'