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thofe that are upon defcents, they never give more fall 

 at the moft than half an inch to every foot, to prevent 

 their being damaged by the current of the waters. 



As China, even in the northern provinces, is exceed- 

 ingly hot during fummer, much water is employed in 

 their Gardens. In the fmall ones, where the fituation 

 admits, they frequently lay the greateft part of the ground 

 under water, leaving only fome iflands and rocks; and 

 in their large compofitions, every valley has its brook or 

 rivulet, winding round the feet .of the hills, and dis- 

 charging themfelves into larger rivers and lakes. Their 

 artifts affert, that no Garden, particularly if it be extenfive, 

 can be perfect, without that element, diftributed in many 

 (hapes ; faying, that it is refrefhing and grateful to the 

 fenfe, in the feafons when rural fcenes are moft frequented ; 

 that it is a principal fource of variety, from the diverlity 

 of forms and changes of which it is fufceptible; and from 

 the different manners in which it may be combined with 

 other objects; that its impreffions are numerous, and un- 

 commonly forcible; and that, by various modifications, 



it 



