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CLAY POTTS 211 FOURTH PERIOD Attention has been above directed to the prevalence of corbelling in the Scotch architecture of this period, and this is an instance in which, from the peculiar grouping of the parts, this effect is more than usually pro- nounced. There is a difference in the manner of placing the square top FIG. 670. Claypotts. View from the North. stories on the round towers. At the south-east tower the square top comes within the circle 9 or 10 inches, and requires three tiers of corbels, while, in the other instance, the square exactly encloses the circle and requires four tiers of corbels (Fig. 670). There have been various dormer
