396 GARDENING FOR BEGINNERS 



tion must be removed from the surface at once if the road 

 is to remain good. Since the advent of motors, some people 

 have taken to tar spraying the surface of carriage drives. 

 Roads so treated wear well, but are less pleasant to the eye 

 than those surfaced with gravel. 



For temporary roads there is no need to go to the same 

 trouble or expense as is necessary for permanent ones, and 

 excellent roads, capable of carrying a lot of heavy traffic, may 

 be constructed of old railway sleepers, which may often be 

 obtained for 9^". or is. each from the railway companies. 

 The life of these old sleepers may be anything from five to 

 twelve years, therefore a good deal may be said in favour 

 of their use. 



