THE GARDEN AND ITS ACCESSORIES 



apply this preservative properly, the bark 

 must first be taken off all the places 

 where decay may occur, so that the liquid 

 can soak into the wood. The rest of the 

 structure that is freely exposed to the sun 

 and air does not need treatment. Here 

 the bark may be left on. It is impor- 

 tant, however, to cut all protruding limbs 

 or stubs close to the posts and rafters, 

 otherwise the pergola will have a clumsy 

 or ragged appearance that would detract 

 from its simple and dignified outline. 



The uprights, which are the largest 

 pieces of the pergola, need not be as 

 large around as a column, but the nearer 

 they resemble the latter in proportion the 

 better. They look their best when not 

 less than eight inches in diameter at the 

 end next to the ground, and they should 

 taper as little as possible to the rafters ; 

 these may be as small as one half the size 

 of the posts. In order that the uprights 

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