HISTORY & DESCRIPTION OF STYLES 31 



Probably more mistakes are made with artificial 

 ponds than with any other feature. The follow- 

 ing conditions are not suitable. Chalk countries 

 where the characteristics of the land indicate that 

 ponds and streams must be sought underground, 

 if anywhere ; sites where a natural piece of water 

 is visible at a lower level. In the latter case an 



DIAGRAM 10. 



artificial stream in the direction of the water would 

 be permissible. 



The best possible situation for a sheet of water 

 is where nature has made a beginning either with 

 pond, stream, or marsh. By excavating and 

 broadening the banks of the first, its area may be 

 increased, and by forming a basin and throwing a 

 dam across the lower end of a stream it will become 

 a pool. Where water has to be brought as well 



