ECONOMICAL POND CONSTRUCTION 3 1 



digging of the hole required a full day, as 

 the ground was hard-packed yellow clay, and 

 a ledge of rock was encountered in one end. 

 Moreover, the proportion of sand and cement 

 employed was two to one, whereas a greater 

 proportion of sand might have been employed 

 with success. These increased the cost some- 

 what. 



" The stone was picked up about the place, 

 the sand was obtained in the immediate 

 neighbourhood and, as already stated, waste 

 and discarded lumber was employed, so 

 that these materials, outside of the cost of 

 breaking the stone, added nothing to the 

 expense. 



"There is but one change or addition I 

 would suggest to anyone who may construct 

 a water garden along the above lines. This 

 one has a draw-off pipe at the bottom and an 

 overflow pipe at the top. It would be pre- 

 ferable, though not necessary, to have a 

 third outlet from four to six inches below the 

 overflow, to be closed in summer by a suitable 

 plug and to be left open in winter, thus 



