Water -Meadows 



361 



gation is to hold the distributaries along the crests 

 of the ridges full of water their whole length, so 

 that it shall overflow from both sides and run down 



Fig. 96. Plan of old water-meadow, Salisbury, England. 



the slopes into the drainage ditches in a thin and 

 even veil ; and in order that this shall be realized, 

 the distributaries are widest at the upper end, grow- 



