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way, have the same effect. The ancient 

 mode of tUiiig by semi-circular tiles laid 

 within each other, gave a sort of fluted look 

 to the root" ; and the old flat tiles of the 

 lower empire, which were joined with a 

 high rib something in the way of the Tem- 

 ple of the Winds, had the same effect of 

 light and shadow. Even the ridge and hip- 

 rolls of our roofs, diminish in some degree 

 the bareness of their appearance ; and our 

 pantiles, though much less picturesque than 

 the hollow tiles of the ancients, are, per- 

 haps, in point of form, the best material in 

 use for common coverino:. The richness 

 occasioned by these variations from unifor- 

 mity of surface, is also very striking in some 

 of the old leaded roofs of our churches, where 

 the sheets are small, and the rolls large : but 

 it is still more so, when, as it sometimes hap- 

 pens, apart of the roof is repaired with slate, 

 while the rest remains in its original state. 

 The ancients seem to have liad it in view 

 to give both lightness and richness to their 

 roots, by a soit ol' lacing to tlie edges of 

 them : the ridges as Aveli as the eaves, were 



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